ace.define(
  'ace/ext/hardwrap',
  ['require', 'exports', 'module', 'ace/range', 'ace/editor', 'ace/config'],
  function (require, exports, module) {
    'use strict';
    var Range = require('../range').Range;
    function hardWrap(editor, options) {
      var max = options.column || editor.getOption('printMarginColumn');
      var allowMerge = options.allowMerge != false;
      var row = Math.min(options.startRow, options.endRow);
      var endRow = Math.max(options.startRow, options.endRow);
      var session = editor.session;
      while (row <= endRow) {
        var line = session.getLine(row);
        if (line.length > max) {
          var space = findSpace(line, max, 5);
          if (space) {
            var indentation = /^\s*/.exec(line)[0];
            session.replace(new Range(row, space.start, row, space.end), '\n' + indentation);
          }
          endRow++;
        } else if (allowMerge && /\S/.test(line) && row != endRow) {
          var nextLine = session.getLine(row + 1);
          if (nextLine && /\S/.test(nextLine)) {
            var trimmedLine = line.replace(/\s+$/, '');
            var trimmedNextLine = nextLine.replace(/^\s+/, '');
            var mergedLine = trimmedLine + ' ' + trimmedNextLine;
            var space = findSpace(mergedLine, max, 5);
            if ((space && space.start > trimmedLine.length) || mergedLine.length < max) {
              var replaceRange = new Range(row, trimmedLine.length, row + 1, nextLine.length - trimmedNextLine.length);
              session.replace(replaceRange, ' ');
              row--;
              endRow--;
            } else if (trimmedLine.length < line.length) {
              session.remove(new Range(row, trimmedLine.length, row, line.length));
            }
          }
        }
        row++;
      }
      function findSpace(line, max, min) {
        if (line.length < max) return;
        var before = line.slice(0, max);
        var after = line.slice(max);
        var spaceAfter = /^(?:(\s+)|(\S+)(\s+))/.exec(after);
        var spaceBefore = /(?:(\s+)|(\s+)(\S+))$/.exec(before);
        var start = 0;
        var end = 0;
        if (spaceBefore && !spaceBefore[2]) {
          start = max - spaceBefore[1].length;
          end = max;
        }
        if (spaceAfter && !spaceAfter[2]) {
          if (!start) start = max;
          end = max + spaceAfter[1].length;
        }
        if (start) {
          return {
            start: start,
            end: end,
          };
        }
        if (spaceBefore && spaceBefore[2] && spaceBefore.index > min) {
          return {
            start: spaceBefore.index,
            end: spaceBefore.index + spaceBefore[2].length,
          };
        }
        if (spaceAfter && spaceAfter[2]) {
          start = max + spaceAfter[2].length;
          return {
            start: start,
            end: start + spaceAfter[3].length,
          };
        }
      }
    }
    function wrapAfterInput(e) {
      if (e.command.name == 'insertstring' && /\S/.test(e.args)) {
        var editor = e.editor;
        var cursor = editor.selection.cursor;
        if (cursor.column <= editor.renderer.$printMarginColumn) return;
        var lastDelta = editor.session.$undoManager.$lastDelta;
        hardWrap(editor, {
          startRow: cursor.row,
          endRow: cursor.row,
          allowMerge: false,
        });
        if (lastDelta != editor.session.$undoManager.$lastDelta) editor.session.markUndoGroup();
      }
    }
    var Editor = require('../editor').Editor;
    require('../config').defineOptions(Editor.prototype, 'editor', {
      hardWrap: {
        set: function (val) {
          if (val) {
            this.commands.on('afterExec', wrapAfterInput);
          } else {
            this.commands.off('afterExec', wrapAfterInput);
          }
        },
        value: false,
      },
    });
    exports.hardWrap = hardWrap;
  },
);

ace.define(
  'ace/keyboard/vim',
  [
    'require',
    'exports',
    'module',
    'ace/range',
    'ace/lib/event_emitter',
    'ace/lib/dom',
    'ace/lib/oop',
    'ace/lib/keys',
    'ace/lib/event',
    'ace/search',
    'ace/lib/useragent',
    'ace/search_highlight',
    'ace/commands/multi_select_commands',
    'ace/mode/text',
    'ace/ext/hardwrap',
    'ace/multi_select',
  ],
  function (require, exports, module) {
    // CodeMirror, copyright (c) by Marijn Haverbeke and others
    'use strict';
    function log() {
      var d = '';
      function format(p) {
        if (typeof p != 'object') return p + '';
        if ('line' in p) {
          return p.line + ':' + p.ch;
        }
        if ('anchor' in p) {
          return format(p.anchor) + '->' + format(p.head);
        }
        if (Array.isArray(p))
          return (
            '[' +
            p.map(function (x) {
              return format(x);
            }) +
            ']'
          );
        return JSON.stringify(p);
      }
      for (var i = 0; i < arguments.length; i++) {
        var p = arguments[i];
        var f = format(p);
        d += f + '  ';
      }
      console.log(d);
    }
    var Range = require('../range').Range;
    var EventEmitter = require('../lib/event_emitter').EventEmitter;
    var domLib = require('../lib/dom');
    var oop = require('../lib/oop');
    var KEYS = require('../lib/keys');
    var event = require('../lib/event');
    var Search = require('../search').Search;
    var useragent = require('../lib/useragent');
    var SearchHighlight = require('../search_highlight').SearchHighlight;
    var multiSelectCommands = require('../commands/multi_select_commands');
    var TextModeTokenRe = require('../mode/text').Mode.prototype.tokenRe;
    var hardWrap = require('../ext/hardwrap').hardWrap;
    require('../multi_select');
    var CodeMirror = function (ace) {
      this.ace = ace;
      this.state = {};
      this.marks = {};
      this.options = {};
      this.$uid = 0;
      this.onChange = this.onChange.bind(this);
      this.onSelectionChange = this.onSelectionChange.bind(this);
      this.onBeforeEndOperation = this.onBeforeEndOperation.bind(this);
      this.ace.on('change', this.onChange);
      this.ace.on('changeSelection', this.onSelectionChange);
      this.ace.on('beforeEndOperation', this.onBeforeEndOperation);
    };
    CodeMirror.Pos = function (line, ch) {
      if (!(this instanceof Pos)) return new Pos(line, ch);
      this.line = line;
      this.ch = ch;
    };
    CodeMirror.defineOption = function (name, val, setter) {};
    CodeMirror.commands = {
      redo: function (cm) {
        cm.ace.redo();
      },
      undo: function (cm) {
        cm.ace.undo();
      },
      newlineAndIndent: function (cm) {
        cm.ace.insert('\n');
      },
      goLineLeft: function (cm) {
        cm.ace.selection.moveCursorLineStart();
      },
      goLineRight: function (cm) {
        cm.ace.selection.moveCursorLineEnd();
      },
    };
    CodeMirror.keyMap = {};
    CodeMirror.addClass = CodeMirror.rmClass = function () {};
    CodeMirror.e_stop = CodeMirror.e_preventDefault = event.stopEvent;
    CodeMirror.keyName = function (e) {
      var key = KEYS[e.keyCode] || e.key || '';
      if (key.length == 1) key = key.toUpperCase();
      key =
        event.getModifierString(e).replace(/(^|-)\w/g, function (m) {
          return m.toUpperCase();
        }) + key;
      return key;
    };
    CodeMirror.keyMap['default'] = function (key) {
      return function (cm) {
        var cmd = cm.ace.commands.commandKeyBinding[key.toLowerCase()];
        return cmd && cm.ace.execCommand(cmd) !== false;
      };
    };
    CodeMirror.lookupKey = function lookupKey(key, map, handle) {
      if (!map) map = 'default';
      if (typeof map == 'string') map = CodeMirror.keyMap[map];
      var found = typeof map == 'function' ? map(key) : map[key];
      if (found === false) return 'nothing';
      if (found === '...') return 'multi';
      if (found != null && handle(found)) return 'handled';
      if (map.fallthrough) {
        if (!Array.isArray(map.fallthrough)) return lookupKey(key, map.fallthrough, handle);
        for (var i = 0; i < map.fallthrough.length; i++) {
          var result = lookupKey(key, map.fallthrough[i], handle);
          if (result) return result;
        }
      }
    };
    CodeMirror.findMatchingTag = function (cm, head) {
      return cm.findMatchingTag(head);
    };
    CodeMirror.findEnclosingTag = function (cm, head) {};
    CodeMirror.signal = function (o, name, e) {
      return o._signal(name, e);
    };
    CodeMirror.on = event.addListener;
    CodeMirror.off = event.removeListener;
    CodeMirror.isWordChar = function (ch) {
      if (ch < '\x7f') return /^\w$/.test(ch);
      TextModeTokenRe.lastIndex = 0;
      return TextModeTokenRe.test(ch);
    };
    (function () {
      oop.implement(CodeMirror.prototype, EventEmitter);
      this.destroy = function () {
        this.ace.off('change', this.onChange);
        this.ace.off('changeSelection', this.onSelectionChange);
        this.ace.off('beforeEndOperation', this.onBeforeEndOperation);
        this.removeOverlay();
      };
      this.virtualSelectionMode = function () {
        return this.ace.inVirtualSelectionMode && this.ace.selection.index;
      };
      this.onChange = function (delta) {
        var change = { text: delta.action[0] == 'i' ? delta.lines : [] };
        var curOp = (this.curOp = this.curOp || {});
        if (!curOp.changeHandlers)
          curOp.changeHandlers = this._eventRegistry['change'] && this._eventRegistry['change'].slice();
        if (!curOp.lastChange) {
          curOp.lastChange = curOp.change = change;
        } else {
          curOp.lastChange.next = curOp.lastChange = change;
        }
        this.$updateMarkers(delta);
      };
      this.onSelectionChange = function () {
        var curOp = (this.curOp = this.curOp || {});
        if (!curOp.cursorActivityHandlers)
          curOp.cursorActivityHandlers =
            this._eventRegistry['cursorActivity'] && this._eventRegistry['cursorActivity'].slice();
        this.curOp.cursorActivity = true;
        if (this.ace.inMultiSelectMode) {
          this.ace.keyBinding.removeKeyboardHandler(multiSelectCommands.keyboardHandler);
        }
      };
      this.operation = function (fn, force) {
        if ((!force && this.curOp) || (force && this.curOp && this.curOp.force)) {
          return fn();
        }
        if (force || !this.ace.curOp) {
          if (this.curOp) this.onBeforeEndOperation();
        }
        if (!this.ace.curOp) {
          var prevOp = this.ace.prevOp;
          this.ace.startOperation({
            command: { name: 'vim', scrollIntoView: 'cursor' },
          });
        }
        var curOp = (this.curOp = this.curOp || {});
        this.curOp.force = force;
        var result = fn();
        if (this.ace.curOp && this.ace.curOp.command.name == 'vim') {
          if (this.state.dialog) this.ace.curOp.command.scrollIntoView = false;
          this.ace.endOperation();
          if (!curOp.cursorActivity && !curOp.lastChange && prevOp) this.ace.prevOp = prevOp;
        }
        if (force || !this.ace.curOp) {
          if (this.curOp) this.onBeforeEndOperation();
        }
        return result;
      };
      this.onBeforeEndOperation = function () {
        var op = this.curOp;
        if (op) {
          if (op.change) {
            this.signal('change', op.change, op);
          }
          if (op && op.cursorActivity) {
            this.signal('cursorActivity', null, op);
          }
          this.curOp = null;
        }
      };
      this.signal = function (eventName, e, handlers) {
        var listeners = handlers ? handlers[eventName + 'Handlers'] : (this._eventRegistry || {})[eventName];
        if (!listeners) return;
        listeners = listeners.slice();
        for (var i = 0; i < listeners.length; i++) listeners[i](this, e);
      };
      this.firstLine = function () {
        return 0;
      };
      this.lastLine = function () {
        return this.ace.session.getLength() - 1;
      };
      this.lineCount = function () {
        return this.ace.session.getLength();
      };
      this.setCursor = function (line, ch) {
        if (typeof line === 'object') {
          ch = line.ch;
          line = line.line;
        }
        var shouldScroll = !this.curOp && !this.ace.inVirtualSelectionMode;
        if (!this.ace.inVirtualSelectionMode) this.ace.exitMultiSelectMode();
        this.ace.session.unfold({ row: line, column: ch });
        this.ace.selection.moveTo(line, ch);
        if (shouldScroll) {
          this.ace.renderer.scrollCursorIntoView();
          this.ace.endOperation();
        }
      };
      this.getCursor = function (p) {
        var sel = this.ace.selection;
        var pos =
          p == 'anchor' ? (sel.isEmpty() ? sel.lead : sel.anchor) : p == 'head' || !p ? sel.lead : sel.getRange()[p];
        return toCmPos(pos);
      };
      this.listSelections = function (p) {
        var ranges = this.ace.multiSelect.rangeList.ranges;
        if (!ranges.length || this.ace.inVirtualSelectionMode)
          return [{ anchor: this.getCursor('anchor'), head: this.getCursor('head') }];
        return ranges.map(function (r) {
          return {
            anchor: this.clipPos(toCmPos(r.cursor == r.end ? r.start : r.end)),
            head: this.clipPos(toCmPos(r.cursor)),
          };
        }, this);
      };
      this.setSelections = function (p, primIndex) {
        var sel = this.ace.multiSelect;
        var ranges = p.map(function (x) {
          var anchor = toAcePos(x.anchor);
          var head = toAcePos(x.head);
          var r =
            Range.comparePoints(anchor, head) < 0
              ? new Range.fromPoints(anchor, head)
              : new Range.fromPoints(head, anchor);
          r.cursor = Range.comparePoints(r.start, head) ? r.end : r.start;
          return r;
        });
        if (this.ace.inVirtualSelectionMode) {
          this.ace.selection.fromOrientedRange(ranges[0]);
          return;
        }
        if (!primIndex) {
          ranges = ranges.reverse();
        } else if (ranges[primIndex]) {
          ranges.push(ranges.splice(primIndex, 1)[0]);
        }
        sel.toSingleRange(ranges[0].clone());
        var session = this.ace.session;
        for (var i = 0; i < ranges.length; i++) {
          var range = session.$clipRangeToDocument(ranges[i]); // todo why ace doesn't do this?
          sel.addRange(range);
        }
      };
      this.setSelection = function (a, h, options) {
        var sel = this.ace.selection;
        sel.moveTo(a.line, a.ch);
        sel.selectTo(h.line, h.ch);
        if (options && options.origin == '*mouse') {
          this.onBeforeEndOperation();
        }
      };
      this.somethingSelected = function (p) {
        return !this.ace.selection.isEmpty();
      };
      this.clipPos = function (p) {
        var pos = this.ace.session.$clipPositionToDocument(p.line, p.ch);
        return toCmPos(pos);
      };
      this.foldCode = function (pos) {
        this.ace.session.$toggleFoldWidget(pos.line, {});
      };
      this.markText = function (cursor) {
        return { clear: function () {}, find: function () {} };
      };
      this.$updateMarkers = function (delta) {
        var isInsert = delta.action == 'insert';
        var start = delta.start;
        var end = delta.end;
        var rowShift = (end.row - start.row) * (isInsert ? 1 : -1);
        var colShift = (end.column - start.column) * (isInsert ? 1 : -1);
        if (isInsert) end = start;
        for (var i in this.marks) {
          var point = this.marks[i];
          var cmp = Range.comparePoints(point, start);
          if (cmp < 0) {
            continue; // delta starts after the range
          }
          if (cmp === 0) {
            if (isInsert) {
              if (point.bias == 1) {
                cmp = 1;
              } else {
                point.bias = -1;
                continue;
              }
            }
          }
          var cmp2 = isInsert ? cmp : Range.comparePoints(point, end);
          if (cmp2 > 0) {
            point.row += rowShift;
            point.column += point.row == end.row ? colShift : 0;
            continue;
          }
          if (!isInsert && cmp2 <= 0) {
            point.row = start.row;
            point.column = start.column;
            if (cmp2 === 0) point.bias = 1;
          }
        }
      };
      var Marker = function (cm, id, row, column) {
        this.cm = cm;
        this.id = id;
        this.row = row;
        this.column = column;
        cm.marks[this.id] = this;
      };
      Marker.prototype.clear = function () {
        delete this.cm.marks[this.id];
      };
      Marker.prototype.find = function () {
        return toCmPos(this);
      };
      this.setBookmark = function (cursor, options) {
        var bm = new Marker(this, this.$uid++, cursor.line, cursor.ch);
        if (!options || !options.insertLeft) bm.$insertRight = true;
        this.marks[bm.id] = bm;
        return bm;
      };
      this.moveH = function (increment, unit) {
        if (unit == 'char') {
          var sel = this.ace.selection;
          sel.clearSelection();
          sel.moveCursorBy(0, increment);
        }
      };
      this.findPosV = function (start, amount, unit, goalColumn) {
        if (unit == 'page') {
          var renderer = this.ace.renderer;
          var config = renderer.layerConfig;
          amount = amount * Math.floor(config.height / config.lineHeight);
          unit = 'line';
        }
        if (unit == 'line') {
          var screenPos = this.ace.session.documentToScreenPosition(start.line, start.ch);
          if (goalColumn != null) screenPos.column = goalColumn;
          screenPos.row += amount;
          screenPos.row = Math.min(Math.max(0, screenPos.row), this.ace.session.getScreenLength() - 1);
          var pos = this.ace.session.screenToDocumentPosition(screenPos.row, screenPos.column);
          return toCmPos(pos);
        } else {
          debugger;
        }
      };
      this.charCoords = function (pos, mode) {
        if (mode == 'div' || !mode) {
          var sc = this.ace.session.documentToScreenPosition(pos.line, pos.ch);
          return { left: sc.column, top: sc.row };
        }
        if (mode == 'local') {
          var renderer = this.ace.renderer;
          var sc = this.ace.session.documentToScreenPosition(pos.line, pos.ch);
          var lh = renderer.layerConfig.lineHeight;
          var cw = renderer.layerConfig.characterWidth;
          var top = lh * sc.row;
          return { left: sc.column * cw, top: top, bottom: top + lh };
        }
      };
      this.coordsChar = function (pos, mode) {
        var renderer = this.ace.renderer;
        if (mode == 'local') {
          var row = Math.max(0, Math.floor(pos.top / renderer.lineHeight));
          var col = Math.max(0, Math.floor(pos.left / renderer.characterWidth));
          var ch = renderer.session.screenToDocumentPosition(row, col);
          return toCmPos(ch);
        } else if (mode == 'div') {
          throw 'not implemented';
        }
      };
      this.getSearchCursor = function (query, pos, caseFold) {
        var caseSensitive = false;
        var isRegexp = false;
        if (query instanceof RegExp && !query.global) {
          caseSensitive = !query.ignoreCase;
          query = query.source;
          isRegexp = true;
        }
        if (query == '\\n') {
          query = '\n';
          isRegexp = false;
        }
        var search = new Search();
        if (pos.ch == undefined) pos.ch = Number.MAX_VALUE;
        var acePos = { row: pos.line, column: pos.ch };
        var cm = this;
        var last = null;
        return {
          findNext: function () {
            return this.find(false);
          },
          findPrevious: function () {
            return this.find(true);
          },
          find: function (back) {
            search.setOptions({
              needle: query,
              caseSensitive: caseSensitive,
              wrap: false,
              backwards: back,
              regExp: isRegexp,
              start: last || acePos,
            });
            var range = search.find(cm.ace.session);
            last = range;
            return last && [!last.isEmpty()];
          },
          from: function () {
            return last && toCmPos(last.start);
          },
          to: function () {
            return last && toCmPos(last.end);
          },
          replace: function (text) {
            if (last) {
              last.end = cm.ace.session.doc.replace(last, text);
            }
          },
        };
      };
      this.scrollTo = function (x, y) {
        var renderer = this.ace.renderer;
        var config = renderer.layerConfig;
        var maxHeight = config.maxHeight;
        maxHeight -= (renderer.$size.scrollerHeight - renderer.lineHeight) * renderer.$scrollPastEnd;
        if (y != null) this.ace.session.setScrollTop(Math.max(0, Math.min(y, maxHeight)));
        if (x != null) this.ace.session.setScrollLeft(Math.max(0, Math.min(x, config.width)));
      };
      this.scrollInfo = function () {
        return 0;
      };
      this.scrollIntoView = function (pos, margin) {
        if (pos) {
          var renderer = this.ace.renderer;
          var viewMargin = { top: 0, bottom: margin };
          renderer.scrollCursorIntoView(
            toAcePos(pos),
            (renderer.lineHeight * 2) / renderer.$size.scrollerHeight,
            viewMargin,
          );
        }
      };
      this.getLine = function (row) {
        return this.ace.session.getLine(row);
      };
      this.getRange = function (s, e) {
        return this.ace.session.getTextRange(new Range(s.line, s.ch, e.line, e.ch));
      };
      this.replaceRange = function (text, s, e) {
        if (!e) e = s;
        var range = new Range(s.line, s.ch, e.line, e.ch);
        this.ace.session.$clipRangeToDocument(range);
        return this.ace.session.replace(range, text);
      };
      this.replaceSelection = this.replaceSelections = function (p) {
        var sel = this.ace.selection;
        if (this.ace.inVirtualSelectionMode) {
          this.ace.session.replace(sel.getRange(), p[0] || '');
          return;
        }
        sel.inVirtualSelectionMode = true;
        var ranges = sel.rangeList.ranges;
        if (!ranges.length) ranges = [this.ace.multiSelect.getRange()];
        for (var i = ranges.length; i--; ) this.ace.session.replace(ranges[i], p[i] || '');
        sel.inVirtualSelectionMode = false;
      };
      this.getSelection = function () {
        return this.ace.getSelectedText();
      };
      this.getSelections = function () {
        return this.listSelections().map(function (x) {
          return this.getRange(x.anchor, x.head);
        }, this);
      };
      this.getInputField = function () {
        return this.ace.textInput.getElement();
      };
      this.getWrapperElement = function () {
        return this.ace.container;
      };
      var optMap = {
        indentWithTabs: 'useSoftTabs',
        indentUnit: 'tabSize',
        tabSize: 'tabSize',
        firstLineNumber: 'firstLineNumber',
        readOnly: 'readOnly',
      };
      this.setOption = function (name, val) {
        this.state[name] = val;
        switch (name) {
          case 'indentWithTabs':
            name = optMap[name];
            val = !val;
            break;
          case 'keyMap':
            this.state.$keyMap = val;
            return;
            break;
          default:
            name = optMap[name];
        }
        if (name) this.ace.setOption(name, val);
      };
      this.getOption = function (name) {
        var val;
        var aceOpt = optMap[name];
        if (aceOpt) val = this.ace.getOption(aceOpt);
        switch (name) {
          case 'indentWithTabs':
            name = optMap[name];
            return !val;
          case 'keyMap':
            return this.state.$keyMap || 'vim';
        }
        return aceOpt ? val : this.state[name];
      };
      this.toggleOverwrite = function (on) {
        this.state.overwrite = on;
        return this.ace.setOverwrite(on);
      };
      this.addOverlay = function (o) {
        if (!this.$searchHighlight || !this.$searchHighlight.session) {
          var highlight = new SearchHighlight(null, 'ace_highlight-marker', 'text');
          var marker = this.ace.session.addDynamicMarker(highlight);
          highlight.id = marker.id;
          highlight.session = this.ace.session;
          highlight.destroy = function (o) {
            highlight.session.off('change', highlight.updateOnChange);
            highlight.session.off('changeEditor', highlight.destroy);
            highlight.session.removeMarker(highlight.id);
            highlight.session = null;
          };
          highlight.updateOnChange = function (delta) {
            var row = delta.start.row;
            if (row == delta.end.row) highlight.cache[row] = undefined;
            else highlight.cache.splice(row, highlight.cache.length);
          };
          highlight.session.on('changeEditor', highlight.destroy);
          highlight.session.on('change', highlight.updateOnChange);
        }
        var re = new RegExp(o.query.source, 'gmi');
        this.$searchHighlight = o.highlight = highlight;
        this.$searchHighlight.setRegexp(re);
        this.ace.renderer.updateBackMarkers();
      };
      this.removeOverlay = function (o) {
        if (this.$searchHighlight && this.$searchHighlight.session) {
          this.$searchHighlight.destroy();
        }
      };
      this.getScrollInfo = function () {
        var renderer = this.ace.renderer;
        var config = renderer.layerConfig;
        return {
          left: renderer.scrollLeft,
          top: renderer.scrollTop,
          height: config.maxHeight,
          width: config.width,
          clientHeight: config.height,
          clientWidth: config.width,
        };
      };
      this.getValue = function () {
        return this.ace.getValue();
      };
      this.setValue = function (v) {
        return this.ace.setValue(v, -1);
      };
      this.getTokenTypeAt = function (pos) {
        var token = this.ace.session.getTokenAt(pos.line, pos.ch);
        return token && /comment|string/.test(token.type) ? 'string' : '';
      };
      this.findMatchingBracket = function (pos) {
        var m = this.ace.session.findMatchingBracket(toAcePos(pos));
        return { to: m && toCmPos(m) };
      };
      this.findMatchingTag = function (pos) {
        var m = this.ace.session.getMatchingTags(toAcePos(pos));
        if (!m) return;
        return {
          open: {
            from: toCmPos(m.openTag.start),
            to: toCmPos(m.openTag.end),
          },
          close: {
            from: toCmPos(m.closeTag.start),
            to: toCmPos(m.closeTag.end),
          },
        };
      };
      this.indentLine = function (line, method) {
        if (method === true) this.ace.session.indentRows(line, line, '\t');
        else if (method === false) this.ace.session.outdentRows(new Range(line, 0, line, 0));
      };
      this.indexFromPos = function (pos) {
        return this.ace.session.doc.positionToIndex(toAcePos(pos));
      };
      this.posFromIndex = function (index) {
        return toCmPos(this.ace.session.doc.indexToPosition(index));
      };
      this.focus = function (index) {
        return this.ace.textInput.focus();
      };
      this.blur = function (index) {
        return this.ace.blur();
      };
      this.defaultTextHeight = function (index) {
        return this.ace.renderer.layerConfig.lineHeight;
      };
      this.scanForBracket = function (pos, dir, _, options) {
        var re = options.bracketRegex.source;
        var tokenRe = /paren|text|operator|tag/;
        if (dir == 1) {
          var m = this.ace.session.$findClosingBracket(re.slice(1, 2), toAcePos(pos), tokenRe);
        } else {
          var m = this.ace.session.$findOpeningBracket(
            re.slice(-2, -1),
            { row: pos.line, column: pos.ch + 1 },
            tokenRe,
          );
        }
        return m && { pos: toCmPos(m) };
      };
      this.refresh = function () {
        return this.ace.resize(true);
      };
      this.getMode = function () {
        return { name: this.getOption('mode') };
      };
      this.execCommand = function (name) {
        if (CodeMirror.commands.hasOwnProperty(name)) return CodeMirror.commands[name](this);
        if (name == 'indentAuto') return this.ace.execCommand('autoindent');
        console.log(name + ' is not implemented');
      };
      this.getLineNumber = function (handle) {
        return handle.row;
      };
      this.getLineHandle = function (row) {
        return { text: this.ace.session.getLine(row), row: row };
      };
    }.call(CodeMirror.prototype));
    function toAcePos(cmPos) {
      return { row: cmPos.line, column: cmPos.ch };
    }
    function toCmPos(acePos) {
      return new Pos(acePos.row, acePos.column);
    }
    var StringStream = (CodeMirror.StringStream = function (string, tabSize) {
      this.pos = this.start = 0;
      this.string = string;
      this.tabSize = tabSize || 8;
      this.lastColumnPos = this.lastColumnValue = 0;
      this.lineStart = 0;
    });
    StringStream.prototype = {
      eol: function () {
        return this.pos >= this.string.length;
      },
      sol: function () {
        return this.pos == this.lineStart;
      },
      peek: function () {
        return this.string.charAt(this.pos) || undefined;
      },
      next: function () {
        if (this.pos < this.string.length) return this.string.charAt(this.pos++);
      },
      eat: function (match) {
        var ch = this.string.charAt(this.pos);
        if (typeof match == 'string') var ok = ch == match;
        else var ok = ch && (match.test ? match.test(ch) : match(ch));
        if (ok) {
          ++this.pos;
          return ch;
        }
      },
      eatWhile: function (match) {
        var start = this.pos;
        while (this.eat(match)) {}
        return this.pos > start;
      },
      eatSpace: function () {
        var start = this.pos;
        while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;
        return this.pos > start;
      },
      skipToEnd: function () {
        this.pos = this.string.length;
      },
      skipTo: function (ch) {
        var found = this.string.indexOf(ch, this.pos);
        if (found > -1) {
          this.pos = found;
          return true;
        }
      },
      backUp: function (n) {
        this.pos -= n;
      },
      column: function () {
        throw 'not implemented';
      },
      indentation: function () {
        throw 'not implemented';
      },
      match: function (pattern, consume, caseInsensitive) {
        if (typeof pattern == 'string') {
          var cased = function (str) {
            return caseInsensitive ? str.toLowerCase() : str;
          };
          var substr = this.string.substr(this.pos, pattern.length);
          if (cased(substr) == cased(pattern)) {
            if (consume !== false) this.pos += pattern.length;
            return true;
          }
        } else {
          var match = this.string.slice(this.pos).match(pattern);
          if (match && match.index > 0) return null;
          if (match && consume !== false) this.pos += match[0].length;
          return match;
        }
      },
      current: function () {
        return this.string.slice(this.start, this.pos);
      },
      hideFirstChars: function (n, inner) {
        this.lineStart += n;
        try {
          return inner();
        } finally {
          this.lineStart -= n;
        }
      },
    };
    CodeMirror.defineExtension = function (name, fn) {
      CodeMirror.prototype[name] = fn;
    };
    domLib.importCssString(
      '.normal-mode .ace_cursor{\n    border: none;\n    background-color: rgba(255,0,0,0.5);\n}\n.normal-mode .ace_hidden-cursors .ace_cursor{\n  background-color: transparent;\n  border: 1px solid red;\n  opacity: 0.7\n}\n.ace_dialog {\n  position: absolute;\n  left: 0; right: 0;\n  background: inherit;\n  z-index: 15;\n  padding: .1em .8em;\n  overflow: hidden;\n  color: inherit;\n}\n.ace_dialog-top {\n  border-bottom: 1px solid #444;\n  top: 0;\n}\n.ace_dialog-bottom {\n  border-top: 1px solid #444;\n  bottom: 0;\n}\n.ace_dialog input {\n  border: none;\n  outline: none;\n  background: transparent;\n  width: 20em;\n  color: inherit;\n  font-family: monospace;\n}',
      'vimMode',
      false,
    );
    (function () {
      function dialogDiv(cm, template, bottom) {
        var wrap = cm.ace.container;
        var dialog;
        dialog = wrap.appendChild(document.createElement('div'));
        if (bottom) dialog.className = 'ace_dialog ace_dialog-bottom';
        else dialog.className = 'ace_dialog ace_dialog-top';
        if (typeof template == 'string') {
          dialog.innerHTML = template;
        } else {
          // Assuming it's a detached DOM element.
          dialog.appendChild(template);
        }
        return dialog;
      }
      function closeNotification(cm, newVal) {
        if (cm.state.currentNotificationClose) cm.state.currentNotificationClose();
        cm.state.currentNotificationClose = newVal;
      }
      CodeMirror.defineExtension('openDialog', function (template, callback, options) {
        if (this.virtualSelectionMode()) return;
        if (!options) options = {};
        closeNotification(this, null);
        var dialog = dialogDiv(this, template, options.bottom);
        var closed = false,
          me = this;
        this.state.dialog = dialog;
        function close(newVal) {
          if (typeof newVal == 'string') {
            inp.value = newVal;
          } else {
            if (closed) return;
            if (newVal && newVal.type == 'blur') {
              if (document.activeElement === inp) return;
            }
            if (me.state.dialog == dialog) {
              me.state.dialog = null;
              me.focus();
            }
            closed = true;
            dialog.remove();
            if (options.onClose) options.onClose(dialog);
            var cm = me;
            if (cm.state.vim) {
              cm.state.vim.status = null;
              cm.ace._signal('changeStatus');
              cm.ace.renderer.$loop.schedule(cm.ace.renderer.CHANGE_CURSOR);
            }
          }
        }
        var inp = dialog.getElementsByTagName('input')[0],
          button;
        if (inp) {
          if (options.value) {
            inp.value = options.value;
            if (options.selectValueOnOpen !== false) inp.select();
          }
          if (options.onInput)
            CodeMirror.on(inp, 'input', function (e) {
              options.onInput(e, inp.value, close);
            });
          if (options.onKeyUp)
            CodeMirror.on(inp, 'keyup', function (e) {
              options.onKeyUp(e, inp.value, close);
            });
          CodeMirror.on(inp, 'keydown', function (e) {
            if (options && options.onKeyDown && options.onKeyDown(e, inp.value, close)) {
              return;
            }
            if (e.keyCode == 13) callback(inp.value);
            if (e.keyCode == 27 || (options.closeOnEnter !== false && e.keyCode == 13)) {
              CodeMirror.e_stop(e);
              close();
            }
          });
          if (options.closeOnBlur !== false) CodeMirror.on(inp, 'blur', close);
          inp.focus();
        } else if ((button = dialog.getElementsByTagName('button')[0])) {
          CodeMirror.on(button, 'click', function () {
            close();
            me.focus();
          });
          if (options.closeOnBlur !== false) CodeMirror.on(button, 'blur', close);
          button.focus();
        }
        return close;
      });
      CodeMirror.defineExtension('openNotification', function (template, options) {
        if (this.virtualSelectionMode()) return;
        closeNotification(this, close);
        var dialog = dialogDiv(this, template, options && options.bottom);
        var closed = false,
          doneTimer;
        var duration = options && typeof options.duration !== 'undefined' ? options.duration : 5000;
        function close() {
          if (closed) return;
          closed = true;
          clearTimeout(doneTimer);
          dialog.remove();
        }
        CodeMirror.on(dialog, 'click', function (e) {
          CodeMirror.e_preventDefault(e);
          close();
        });
        if (duration) doneTimer = setTimeout(close, duration);
        return close;
      });
    })();
    var Pos = CodeMirror.Pos;
    function transformCursor(cm, range) {
      var vim = cm.state.vim;
      if (!vim || vim.insertMode) return range.head;
      var head = vim.sel.head;
      if (!head) return range.head;
      if (vim.visualBlock) {
        if (range.head.line != head.line) {
          return;
        }
      }
      if (range.from() == range.anchor && !range.empty()) {
        if (range.head.line == head.line && range.head.ch != head.ch)
          return new Pos(range.head.line, range.head.ch - 1);
      }
      return range.head;
    }
    function updateSelectionForSurrogateCharacters(cm, curStart, curEnd) {
      if (curStart.line === curEnd.line && curStart.ch >= curEnd.ch - 1) {
        var text = cm.getLine(curStart.line);
        var charCode = text.charCodeAt(curStart.ch);
        if (0xd800 <= charCode && charCode <= 0xd8ff) {
          curEnd.ch += 1;
        }
      }
      return { start: curStart, end: curEnd };
    }
    var defaultKeymap = [
      { keys: '<Left>', type: 'keyToKey', toKeys: 'h' },
      { keys: '<Right>', type: 'keyToKey', toKeys: 'l' },
      { keys: '<Up>', type: 'keyToKey', toKeys: 'k' },
      { keys: '<Down>', type: 'keyToKey', toKeys: 'j' },
      { keys: 'g<Up>', type: 'keyToKey', toKeys: 'gk' },
      { keys: 'g<Down>', type: 'keyToKey', toKeys: 'gj' },
      { keys: '<Space>', type: 'keyToKey', toKeys: 'l' },
      { keys: '<BS>', type: 'keyToKey', toKeys: 'h', context: 'normal' },
      { keys: '<Del>', type: 'keyToKey', toKeys: 'x', context: 'normal' },
      { keys: '<C-Space>', type: 'keyToKey', toKeys: 'W' },
      { keys: '<C-BS>', type: 'keyToKey', toKeys: 'B', context: 'normal' },
      { keys: '<S-Space>', type: 'keyToKey', toKeys: 'w' },
      { keys: '<S-BS>', type: 'keyToKey', toKeys: 'b', context: 'normal' },
      { keys: '<C-n>', type: 'keyToKey', toKeys: 'j' },
      { keys: '<C-p>', type: 'keyToKey', toKeys: 'k' },
      { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>' },
      { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>' },
      { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
      { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
      { keys: '<C-Esc>', type: 'keyToKey', toKeys: '<Esc>' },
      { keys: '<C-Esc>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
      { keys: 's', type: 'keyToKey', toKeys: 'cl', context: 'normal' },
      { keys: 's', type: 'keyToKey', toKeys: 'c', context: 'visual' },
      { keys: 'S', type: 'keyToKey', toKeys: 'cc', context: 'normal' },
      { keys: 'S', type: 'keyToKey', toKeys: 'VdO', context: 'visual' },
      { keys: '<Home>', type: 'keyToKey', toKeys: '0' },
      { keys: '<End>', type: 'keyToKey', toKeys: '$' },
      { keys: '<PageUp>', type: 'keyToKey', toKeys: '<C-b>' },
      { keys: '<PageDown>', type: 'keyToKey', toKeys: '<C-f>' },
      { keys: '<CR>', type: 'keyToKey', toKeys: 'j^', context: 'normal' },
      { keys: '<Ins>', type: 'keyToKey', toKeys: 'i', context: 'normal' },
      { keys: '<Ins>', type: 'action', action: 'toggleOverwrite', context: 'insert' },
      { keys: 'H', type: 'motion', motion: 'moveToTopLine', motionArgs: { linewise: true, toJumplist: true } },
      { keys: 'M', type: 'motion', motion: 'moveToMiddleLine', motionArgs: { linewise: true, toJumplist: true } },
      { keys: 'L', type: 'motion', motion: 'moveToBottomLine', motionArgs: { linewise: true, toJumplist: true } },
      { keys: 'h', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: false } },
      { keys: 'l', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: true } },
      { keys: 'j', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, linewise: true } },
      { keys: 'k', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, linewise: true } },
      { keys: 'gj', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: true } },
      { keys: 'gk', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: false } },
      { keys: 'w', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false } },
      {
        keys: 'W',
        type: 'motion',
        motion: 'moveByWords',
        motionArgs: { forward: true, wordEnd: false, bigWord: true },
      },
      {
        keys: 'e',
        type: 'motion',
        motion: 'moveByWords',
        motionArgs: { forward: true, wordEnd: true, inclusive: true },
      },
      {
        keys: 'E',
        type: 'motion',
        motion: 'moveByWords',
        motionArgs: { forward: true, wordEnd: true, bigWord: true, inclusive: true },
      },
      { keys: 'b', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false } },
      {
        keys: 'B',
        type: 'motion',
        motion: 'moveByWords',
        motionArgs: { forward: false, wordEnd: false, bigWord: true },
      },
      {
        keys: 'ge',
        type: 'motion',
        motion: 'moveByWords',
        motionArgs: { forward: false, wordEnd: true, inclusive: true },
      },
      {
        keys: 'gE',
        type: 'motion',
        motion: 'moveByWords',
        motionArgs: { forward: false, wordEnd: true, bigWord: true, inclusive: true },
      },
      { keys: '{', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: false, toJumplist: true } },
      { keys: '}', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: true, toJumplist: true } },
      { keys: '(', type: 'motion', motion: 'moveBySentence', motionArgs: { forward: false } },
      { keys: ')', type: 'motion', motion: 'moveBySentence', motionArgs: { forward: true } },
      { keys: '<C-f>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: true } },
      { keys: '<C-b>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: false } },
      { keys: '<C-d>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: true, explicitRepeat: true } },
      { keys: '<C-u>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: false, explicitRepeat: true } },
      {
        keys: 'gg',
        type: 'motion',
        motion: 'moveToLineOrEdgeOfDocument',
        motionArgs: { forward: false, explicitRepeat: true, linewise: true, toJumplist: true },
      },
      {
        keys: 'G',
        type: 'motion',
        motion: 'moveToLineOrEdgeOfDocument',
        motionArgs: { forward: true, explicitRepeat: true, linewise: true, toJumplist: true },
      },
      { keys: 'g$', type: 'motion', motion: 'moveToEndOfDisplayLine' },
      { keys: 'g^', type: 'motion', motion: 'moveToStartOfDisplayLine' },
      { keys: 'g0', type: 'motion', motion: 'moveToStartOfDisplayLine' },
      { keys: '0', type: 'motion', motion: 'moveToStartOfLine' },
      { keys: '^', type: 'motion', motion: 'moveToFirstNonWhiteSpaceCharacter' },
      { keys: '+', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar: true } },
      { keys: '-', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, toFirstChar: true } },
      {
        keys: '_',
        type: 'motion',
        motion: 'moveByLines',
        motionArgs: { forward: true, toFirstChar: true, repeatOffset: -1 },
      },
      { keys: '$', type: 'motion', motion: 'moveToEol', motionArgs: { inclusive: true } },
      { keys: '%', type: 'motion', motion: 'moveToMatchedSymbol', motionArgs: { inclusive: true, toJumplist: true } },
      {
        keys: 'f<character>',
        type: 'motion',
        motion: 'moveToCharacter',
        motionArgs: { forward: true, inclusive: true },
      },
      { keys: 'F<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: false } },
      {
        keys: 't<character>',
        type: 'motion',
        motion: 'moveTillCharacter',
        motionArgs: { forward: true, inclusive: true },
      },
      { keys: 'T<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: false } },
      { keys: ';', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: true } },
      { keys: ',', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: false } },
      { keys: "'<character>", type: 'motion', motion: 'goToMark', motionArgs: { toJumplist: true, linewise: true } },
      { keys: '`<character>', type: 'motion', motion: 'goToMark', motionArgs: { toJumplist: true } },
      { keys: ']`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true } },
      { keys: '[`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false } },
      { keys: "]'", type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true, linewise: true } },
      { keys: "['", type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false, linewise: true } },
      {
        keys: ']p',
        type: 'action',
        action: 'paste',
        isEdit: true,
        actionArgs: { after: true, isEdit: true, matchIndent: true },
      },
      {
        keys: '[p',
        type: 'action',
        action: 'paste',
        isEdit: true,
        actionArgs: { after: false, isEdit: true, matchIndent: true },
      },
      { keys: ']<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: true, toJumplist: true } },
      {
        keys: '[<character>',
        type: 'motion',
        motion: 'moveToSymbol',
        motionArgs: { forward: false, toJumplist: true },
      },
      { keys: '|', type: 'motion', motion: 'moveToColumn' },
      { keys: 'o', type: 'motion', motion: 'moveToOtherHighlightedEnd', context: 'visual' },
      {
        keys: 'O',
        type: 'motion',
        motion: 'moveToOtherHighlightedEnd',
        motionArgs: { sameLine: true },
        context: 'visual',
      },
      { keys: 'd', type: 'operator', operator: 'delete' },
      { keys: 'y', type: 'operator', operator: 'yank' },
      { keys: 'c', type: 'operator', operator: 'change' },
      { keys: '=', type: 'operator', operator: 'indentAuto' },
      { keys: '>', type: 'operator', operator: 'indent', operatorArgs: { indentRight: true } },
      { keys: '<', type: 'operator', operator: 'indent', operatorArgs: { indentRight: false } },
      { keys: 'g~', type: 'operator', operator: 'changeCase' },
      { keys: 'gu', type: 'operator', operator: 'changeCase', operatorArgs: { toLower: true }, isEdit: true },
      { keys: 'gU', type: 'operator', operator: 'changeCase', operatorArgs: { toLower: false }, isEdit: true },
      { keys: 'n', type: 'motion', motion: 'findNext', motionArgs: { forward: true, toJumplist: true } },
      { keys: 'N', type: 'motion', motion: 'findNext', motionArgs: { forward: false, toJumplist: true } },
      { keys: 'gn', type: 'motion', motion: 'findAndSelectNextInclusive', motionArgs: { forward: true } },
      { keys: 'gN', type: 'motion', motion: 'findAndSelectNextInclusive', motionArgs: { forward: false } },
      {
        keys: 'x',
        type: 'operatorMotion',
        operator: 'delete',
        motion: 'moveByCharacters',
        motionArgs: { forward: true },
        operatorMotionArgs: { visualLine: false },
      },
      {
        keys: 'X',
        type: 'operatorMotion',
        operator: 'delete',
        motion: 'moveByCharacters',
        motionArgs: { forward: false },
        operatorMotionArgs: { visualLine: true },
      },
      {
        keys: 'D',
        type: 'operatorMotion',
        operator: 'delete',
        motion: 'moveToEol',
        motionArgs: { inclusive: true },
        context: 'normal',
      },
      { keys: 'D', type: 'operator', operator: 'delete', operatorArgs: { linewise: true }, context: 'visual' },
      {
        keys: 'Y',
        type: 'operatorMotion',
        operator: 'yank',
        motion: 'expandToLine',
        motionArgs: { linewise: true },
        context: 'normal',
      },
      { keys: 'Y', type: 'operator', operator: 'yank', operatorArgs: { linewise: true }, context: 'visual' },
      {
        keys: 'C',
        type: 'operatorMotion',
        operator: 'change',
        motion: 'moveToEol',
        motionArgs: { inclusive: true },
        context: 'normal',
      },
      { keys: 'C', type: 'operator', operator: 'change', operatorArgs: { linewise: true }, context: 'visual' },
      {
        keys: '~',
        type: 'operatorMotion',
        operator: 'changeCase',
        motion: 'moveByCharacters',
        motionArgs: { forward: true },
        operatorArgs: { shouldMoveCursor: true },
        context: 'normal',
      },
      { keys: '~', type: 'operator', operator: 'changeCase', context: 'visual' },
      { keys: '<C-u>', type: 'operatorMotion', operator: 'delete', motion: 'moveToStartOfLine', context: 'insert' },
      {
        keys: '<C-w>',
        type: 'operatorMotion',
        operator: 'delete',
        motion: 'moveByWords',
        motionArgs: { forward: false, wordEnd: false },
        context: 'insert',
      },
      { keys: '<C-w>', type: 'idle', context: 'normal' },
      { keys: '<C-i>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: true } },
      { keys: '<C-o>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: false } },
      { keys: '<C-e>', type: 'action', action: 'scroll', actionArgs: { forward: true, linewise: true } },
      { keys: '<C-y>', type: 'action', action: 'scroll', actionArgs: { forward: false, linewise: true } },
      {
        keys: 'a',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'charAfter' },
        context: 'normal',
      },
      {
        keys: 'A',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'eol' },
        context: 'normal',
      },
      {
        keys: 'A',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'endOfSelectedArea' },
        context: 'visual',
      },
      {
        keys: 'i',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'inplace' },
        context: 'normal',
      },
      {
        keys: 'gi',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'lastEdit' },
        context: 'normal',
      },
      {
        keys: 'I',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'firstNonBlank' },
        context: 'normal',
      },
      {
        keys: 'gI',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'bol' },
        context: 'normal',
      },
      {
        keys: 'I',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { insertAt: 'startOfSelectedArea' },
        context: 'visual',
      },
      {
        keys: 'o',
        type: 'action',
        action: 'newLineAndEnterInsertMode',
        isEdit: true,
        interlaceInsertRepeat: true,
        actionArgs: { after: true },
        context: 'normal',
      },
      {
        keys: 'O',
        type: 'action',
        action: 'newLineAndEnterInsertMode',
        isEdit: true,
        interlaceInsertRepeat: true,
        actionArgs: { after: false },
        context: 'normal',
      },
      { keys: 'v', type: 'action', action: 'toggleVisualMode' },
      { keys: 'V', type: 'action', action: 'toggleVisualMode', actionArgs: { linewise: true } },
      { keys: '<C-v>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true } },
      { keys: '<C-q>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true } },
      { keys: 'gv', type: 'action', action: 'reselectLastSelection' },
      { keys: 'J', type: 'action', action: 'joinLines', isEdit: true },
      { keys: 'gJ', type: 'action', action: 'joinLines', actionArgs: { keepSpaces: true }, isEdit: true },
      { keys: 'p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true } },
      { keys: 'P', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true } },
      { keys: 'r<character>', type: 'action', action: 'replace', isEdit: true },
      { keys: '@<character>', type: 'action', action: 'replayMacro' },
      { keys: 'q<character>', type: 'action', action: 'enterMacroRecordMode' },
      {
        keys: 'R',
        type: 'action',
        action: 'enterInsertMode',
        isEdit: true,
        actionArgs: { replace: true },
        context: 'normal',
      },
      {
        keys: 'R',
        type: 'operator',
        operator: 'change',
        operatorArgs: { linewise: true, fullLine: true },
        context: 'visual',
        exitVisualBlock: true,
      },
      { keys: 'u', type: 'action', action: 'undo', context: 'normal' },
      {
        keys: 'u',
        type: 'operator',
        operator: 'changeCase',
        operatorArgs: { toLower: true },
        context: 'visual',
        isEdit: true,
      },
      {
        keys: 'U',
        type: 'operator',
        operator: 'changeCase',
        operatorArgs: { toLower: false },
        context: 'visual',
        isEdit: true,
      },
      { keys: '<C-r>', type: 'action', action: 'redo' },
      { keys: 'm<character>', type: 'action', action: 'setMark' },
      { keys: '"<character>', type: 'action', action: 'setRegister' },
      { keys: 'zz', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' } },
      {
        keys: 'z.',
        type: 'action',
        action: 'scrollToCursor',
        actionArgs: { position: 'center' },
        motion: 'moveToFirstNonWhiteSpaceCharacter',
      },
      { keys: 'zt', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' } },
      {
        keys: 'z<CR>',
        type: 'action',
        action: 'scrollToCursor',
        actionArgs: { position: 'top' },
        motion: 'moveToFirstNonWhiteSpaceCharacter',
      },
      { keys: 'zb', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' } },
      {
        keys: 'z-',
        type: 'action',
        action: 'scrollToCursor',
        actionArgs: { position: 'bottom' },
        motion: 'moveToFirstNonWhiteSpaceCharacter',
      },
      { keys: '.', type: 'action', action: 'repeatLastEdit' },
      {
        keys: '<C-a>',
        type: 'action',
        action: 'incrementNumberToken',
        isEdit: true,
        actionArgs: { increase: true, backtrack: false },
      },
      {
        keys: '<C-x>',
        type: 'action',
        action: 'incrementNumberToken',
        isEdit: true,
        actionArgs: { increase: false, backtrack: false },
      },
      { keys: '<C-t>', type: 'action', action: 'indent', actionArgs: { indentRight: true }, context: 'insert' },
      { keys: '<C-d>', type: 'action', action: 'indent', actionArgs: { indentRight: false }, context: 'insert' },
      { keys: 'a<character>', type: 'motion', motion: 'textObjectManipulation' },
      { keys: 'i<character>', type: 'motion', motion: 'textObjectManipulation', motionArgs: { textObjectInner: true } },
      { keys: '/', type: 'search', searchArgs: { forward: true, querySrc: 'prompt', toJumplist: true } },
      { keys: '?', type: 'search', searchArgs: { forward: false, querySrc: 'prompt', toJumplist: true } },
      {
        keys: '*',
        type: 'search',
        searchArgs: { forward: true, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true },
      },
      {
        keys: '#',
        type: 'search',
        searchArgs: { forward: false, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true },
      },
      { keys: 'g*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', toJumplist: true } },
      { keys: 'g#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', toJumplist: true } },
      { keys: ':', type: 'ex' },
    ];
    var defaultKeymapLength = defaultKeymap.length;
    var defaultExCommandMap = [
      { name: 'colorscheme', shortName: 'colo' },
      { name: 'map' },
      { name: 'imap', shortName: 'im' },
      { name: 'nmap', shortName: 'nm' },
      { name: 'vmap', shortName: 'vm' },
      { name: 'unmap' },
      { name: 'write', shortName: 'w' },
      { name: 'undo', shortName: 'u' },
      { name: 'redo', shortName: 'red' },
      { name: 'set', shortName: 'se' },
      { name: 'setlocal', shortName: 'setl' },
      { name: 'setglobal', shortName: 'setg' },
      { name: 'sort', shortName: 'sor' },
      { name: 'substitute', shortName: 's', possiblyAsync: true },
      { name: 'nohlsearch', shortName: 'noh' },
      { name: 'yank', shortName: 'y' },
      { name: 'delmarks', shortName: 'delm' },
      { name: 'registers', shortName: 'reg', excludeFromCommandHistory: true },
      { name: 'vglobal', shortName: 'v' },
      { name: 'global', shortName: 'g' },
    ];
    function enterVimMode(cm) {
      cm.setOption('disableInput', true);
      cm.setOption('showCursorWhenSelecting', false);
      CodeMirror.signal(cm, 'vim-mode-change', { mode: 'normal' });
      cm.on('cursorActivity', onCursorActivity);
      maybeInitVimState(cm);
      CodeMirror.on(cm.getInputField(), 'paste', getOnPasteFn(cm));
    }
    function leaveVimMode(cm) {
      cm.setOption('disableInput', false);
      cm.off('cursorActivity', onCursorActivity);
      CodeMirror.off(cm.getInputField(), 'paste', getOnPasteFn(cm));
      cm.state.vim = null;
      if (highlightTimeout) clearTimeout(highlightTimeout);
    }
    function detachVimMap(cm, next) {
      if (this == CodeMirror.keyMap.vim) {
        cm.options.$customCursor = null;
        CodeMirror.rmClass(cm.getWrapperElement(), 'cm-fat-cursor');
      }
      if (!next || next.attach != attachVimMap) leaveVimMode(cm);
    }
    function attachVimMap(cm, prev) {
      if (this == CodeMirror.keyMap.vim) {
        if (cm.curOp) cm.curOp.selectionChanged = true;
        cm.options.$customCursor = transformCursor;
        CodeMirror.addClass(cm.getWrapperElement(), 'cm-fat-cursor');
      }
      if (!prev || prev.attach != attachVimMap) enterVimMode(cm);
    }
    CodeMirror.defineOption('vimMode', false, function (cm, val, prev) {
      if (val && cm.getOption('keyMap') != 'vim') cm.setOption('keyMap', 'vim');
      else if (!val && prev != CodeMirror.Init && /^vim/.test(cm.getOption('keyMap')))
        cm.setOption('keyMap', 'default');
    });
    function cmKey(key, cm) {
      if (!cm) {
        return undefined;
      }
      if (this[key]) {
        return this[key];
      }
      var vimKey = cmKeyToVimKey(key);
      if (!vimKey) {
        return false;
      }
      var cmd = vimApi.findKey(cm, vimKey);
      if (typeof cmd == 'function') {
        CodeMirror.signal(cm, 'vim-keypress', vimKey);
      }
      return cmd;
    }
    var modifiers = { Shift: 'S', Ctrl: 'C', Alt: 'A', Cmd: 'D', Mod: 'A', CapsLock: '' };
    var specialKeys = { Enter: 'CR', Backspace: 'BS', Delete: 'Del', Insert: 'Ins' };
    function cmKeyToVimKey(key) {
      if (key.charAt(0) == "'") {
        return key.charAt(1);
      }
      var pieces = key.split(/-(?!$)/);
      var lastPiece = pieces[pieces.length - 1];
      if (pieces.length == 1 && pieces[0].length == 1) {
        return false;
      } else if (pieces.length == 2 && pieces[0] == 'Shift' && lastPiece.length == 1) {
        return false;
      }
      var hasCharacter = false;
      for (var i = 0; i < pieces.length; i++) {
        var piece = pieces[i];
        if (piece in modifiers) {
          pieces[i] = modifiers[piece];
        } else {
          hasCharacter = true;
        }
        if (piece in specialKeys) {
          pieces[i] = specialKeys[piece];
        }
      }
      if (!hasCharacter) {
        return false;
      }
      if (isUpperCase(lastPiece)) {
        pieces[pieces.length - 1] = lastPiece.toLowerCase();
      }
      return '<' + pieces.join('-') + '>';
    }
    function getOnPasteFn(cm) {
      var vim = cm.state.vim;
      if (!vim.onPasteFn) {
        vim.onPasteFn = function () {
          if (!vim.insertMode) {
            cm.setCursor(offsetCursor(cm.getCursor(), 0, 1));
            actions.enterInsertMode(cm, {}, vim);
          }
        };
      }
      return vim.onPasteFn;
    }
    var numberRegex = /[\d]/;
    var wordCharTest = [
        CodeMirror.isWordChar,
        function (ch) {
          return ch && !CodeMirror.isWordChar(ch) && !/\s/.test(ch);
        },
      ],
      bigWordCharTest = [
        function (ch) {
          return /\S/.test(ch);
        },
      ];
    function makeKeyRange(start, size) {
      var keys = [];
      for (var i = start; i < start + size; i++) {
        keys.push(String.fromCharCode(i));
      }
      return keys;
    }
    var upperCaseAlphabet = makeKeyRange(65, 26);
    var lowerCaseAlphabet = makeKeyRange(97, 26);
    var numbers = makeKeyRange(48, 10);
    var validMarks = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['<', '>']);
    var validRegisters = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['-', '"', '.', ':', '_', '/', '+']);
    var upperCaseChars;
    try {
      upperCaseChars = new RegExp('^[\\p{Lu}]$', 'u');
    } catch (_) {
      upperCaseChars = /^[A-Z]$/;
    }
    function isLine(cm, line) {
      return line >= cm.firstLine() && line <= cm.lastLine();
    }
    function isLowerCase(k) {
      return /^[a-z]$/.test(k);
    }
    function isMatchableSymbol(k) {
      return '()[]{}'.indexOf(k) != -1;
    }
    function isNumber(k) {
      return numberRegex.test(k);
    }
    function isUpperCase(k) {
      return upperCaseChars.test(k);
    }
    function isWhiteSpaceString(k) {
      return /^\s*$/.test(k);
    }
    function isEndOfSentenceSymbol(k) {
      return '.?!'.indexOf(k) != -1;
    }
    function inArray(val, arr) {
      for (var i = 0; i < arr.length; i++) {
        if (arr[i] == val) {
          return true;
        }
      }
      return false;
    }
    var options = {};
    function defineOption(name, defaultValue, type, aliases, callback) {
      if (defaultValue === undefined && !callback) {
        throw Error('defaultValue is required unless callback is provided');
      }
      if (!type) {
        type = 'string';
      }
      options[name] = {
        type: type,
        defaultValue: defaultValue,
        callback: callback,
      };
      if (aliases) {
        for (var i = 0; i < aliases.length; i++) {
          options[aliases[i]] = options[name];
        }
      }
      if (defaultValue) {
        setOption(name, defaultValue);
      }
    }
    function setOption(name, value, cm, cfg) {
      var option = options[name];
      cfg = cfg || {};
      var scope = cfg.scope;
      if (!option) {
        return new Error('Unknown option: ' + name);
      }
      if (option.type == 'boolean') {
        if (value && value !== true) {
          return new Error('Invalid argument: ' + name + '=' + value);
        } else if (value !== false) {
          value = true;
        }
      }
      if (option.callback) {
        if (scope !== 'local') {
          option.callback(value, undefined);
        }
        if (scope !== 'global' && cm) {
          option.callback(value, cm);
        }
      } else {
        if (scope !== 'local') {
          option.value = option.type == 'boolean' ? !!value : value;
        }
        if (scope !== 'global' && cm) {
          cm.state.vim.options[name] = { value: value };
        }
      }
    }
    function getOption(name, cm, cfg) {
      var option = options[name];
      cfg = cfg || {};
      var scope = cfg.scope;
      if (!option) {
        return new Error('Unknown option: ' + name);
      }
      if (option.callback) {
        var local = cm && option.callback(undefined, cm);
        if (scope !== 'global' && local !== undefined) {
          return local;
        }
        if (scope !== 'local') {
          return option.callback();
        }
        return;
      } else {
        var local = scope !== 'global' && cm && cm.state.vim.options[name];
        return (local || (scope !== 'local' && option) || {}).value;
      }
    }
    defineOption('filetype', undefined, 'string', ['ft'], function (name, cm) {
      if (cm === undefined) {
        return;
      }
      if (name === undefined) {
        var mode = cm.getOption('mode');
        return mode == 'null' ? '' : mode;
      } else {
        var mode = name == '' ? 'null' : name;
        cm.setOption('mode', mode);
      }
    });
    var createCircularJumpList = function () {
      var size = 100;
      var pointer = -1;
      var head = 0;
      var tail = 0;
      var buffer = new Array(size);
      function add(cm, oldCur, newCur) {
        var current = pointer % size;
        var curMark = buffer[current];
        function useNextSlot(cursor) {
          var next = ++pointer % size;
          var trashMark = buffer[next];
          if (trashMark) {
            trashMark.clear();
          }
          buffer[next] = cm.setBookmark(cursor);
        }
        if (curMark) {
          var markPos = curMark.find();
          if (markPos && !cursorEqual(markPos, oldCur)) {
            useNextSlot(oldCur);
          }
        } else {
          useNextSlot(oldCur);
        }
        useNextSlot(newCur);
        head = pointer;
        tail = pointer - size + 1;
        if (tail < 0) {
          tail = 0;
        }
      }
      function move(cm, offset) {
        pointer += offset;
        if (pointer > head) {
          pointer = head;
        } else if (pointer < tail) {
          pointer = tail;
        }
        var mark = buffer[(size + pointer) % size];
        if (mark && !mark.find()) {
          var inc = offset > 0 ? 1 : -1;
          var newCur;
          var oldCur = cm.getCursor();
          do {
            pointer += inc;
            mark = buffer[(size + pointer) % size];
            if (mark && (newCur = mark.find()) && !cursorEqual(oldCur, newCur)) {
              break;
            }
          } while (pointer < head && pointer > tail);
        }
        return mark;
      }
      function find(cm, offset) {
        var oldPointer = pointer;
        var mark = move(cm, offset);
        pointer = oldPointer;
        return mark && mark.find();
      }
      return {
        cachedCursor: undefined,
        add: add,
        find: find,
        move: move,
      };
    };
    var createInsertModeChanges = function (c) {
      if (c) {
        return {
          changes: c.changes,
          expectCursorActivityForChange: c.expectCursorActivityForChange,
        };
      }
      return {
        changes: [],
        expectCursorActivityForChange: false,
      };
    };
    function MacroModeState() {
      this.latestRegister = undefined;
      this.isPlaying = false;
      this.isRecording = false;
      this.replaySearchQueries = [];
      this.onRecordingDone = undefined;
      this.lastInsertModeChanges = createInsertModeChanges();
    }
    MacroModeState.prototype = {
      exitMacroRecordMode: function () {
        var macroModeState = vimGlobalState.macroModeState;
        if (macroModeState.onRecordingDone) {
          macroModeState.onRecordingDone(); // close dialog
        }
        macroModeState.onRecordingDone = undefined;
        macroModeState.isRecording = false;
      },
      enterMacroRecordMode: function (cm, registerName) {
        var register = vimGlobalState.registerController.getRegister(registerName);
        if (register) {
          register.clear();
          this.latestRegister = registerName;
          if (cm.openDialog) {
            var template = dom('span', { class: 'cm-vim-message' }, 'recording @' + registerName);
            this.onRecordingDone = cm.openDialog(template, null, { bottom: true });
          }
          this.isRecording = true;
        }
      },
    };
    function maybeInitVimState(cm) {
      if (!cm.state.vim) {
        cm.state.vim = {
          inputState: new InputState(),
          lastEditInputState: undefined,
          lastEditActionCommand: undefined,
          lastHPos: -1,
          lastHSPos: -1,
          lastMotion: null,
          marks: {},
          insertMode: false,
          insertModeRepeat: undefined,
          visualMode: false,
          visualLine: false,
          visualBlock: false,
          lastSelection: null,
          lastPastedText: null,
          sel: {},
          options: {},
        };
      }
      return cm.state.vim;
    }
    var vimGlobalState;
    function resetVimGlobalState() {
      vimGlobalState = {
        searchQuery: null,
        searchIsReversed: false,
        lastSubstituteReplacePart: undefined,
        jumpList: createCircularJumpList(),
        macroModeState: new MacroModeState(),
        lastCharacterSearch: { increment: 0, forward: true, selectedCharacter: '' },
        registerController: new RegisterController({}),
        searchHistoryController: new HistoryController(),
        exCommandHistoryController: new HistoryController(),
      };
      for (var optionName in options) {
        var option = options[optionName];
        option.value = option.defaultValue;
      }
    }
    var lastInsertModeKeyTimer;
    var vimApi = {
      enterVimMode: enterVimMode,
      leaveVimMode: leaveVimMode,
      buildKeyMap: function () {},
      getRegisterController: function () {
        return vimGlobalState.registerController;
      },
      resetVimGlobalState_: resetVimGlobalState,
      getVimGlobalState_: function () {
        return vimGlobalState;
      },
      maybeInitVimState_: maybeInitVimState,
      suppressErrorLogging: false,
      InsertModeKey: InsertModeKey,
      map: function (lhs, rhs, ctx) {
        exCommandDispatcher.map(lhs, rhs, ctx);
      },
      unmap: function (lhs, ctx) {
        return exCommandDispatcher.unmap(lhs, ctx);
      },
      noremap: function (lhs, rhs, ctx) {
        function toCtxArray(ctx) {
          return ctx ? [ctx] : ['normal', 'insert', 'visual'];
        }
        var ctxsToMap = toCtxArray(ctx);
        var actualLength = defaultKeymap.length,
          origLength = defaultKeymapLength;
        for (var i = actualLength - origLength; i < actualLength && ctxsToMap.length; i++) {
          var mapping = defaultKeymap[i];
          if (
            mapping.keys == rhs &&
            (!ctx || !mapping.context || mapping.context === ctx) &&
            mapping.type.substr(0, 2) !== 'ex' &&
            mapping.type.substr(0, 3) !== 'key'
          ) {
            var newMapping = {};
            for (var key in mapping) {
              newMapping[key] = mapping[key];
            }
            newMapping.keys = lhs;
            if (ctx && !newMapping.context) {
              newMapping.context = ctx;
            }
            this._mapCommand(newMapping);
            var mappedCtxs = toCtxArray(mapping.context);
            ctxsToMap = ctxsToMap.filter(function (el) {
              return mappedCtxs.indexOf(el) === -1;
            });
          }
        }
      },
      mapclear: function (ctx) {
        var actualLength = defaultKeymap.length,
          origLength = defaultKeymapLength;
        var userKeymap = defaultKeymap.slice(0, actualLength - origLength);
        defaultKeymap = defaultKeymap.slice(actualLength - origLength);
        if (ctx) {
          for (var i = userKeymap.length - 1; i >= 0; i--) {
            var mapping = userKeymap[i];
            if (ctx !== mapping.context) {
              if (mapping.context) {
                this._mapCommand(mapping);
              } else {
                var contexts = ['normal', 'insert', 'visual'];
                for (var j in contexts) {
                  if (contexts[j] !== ctx) {
                    var newMapping = {};
                    for (var key in mapping) {
                      newMapping[key] = mapping[key];
                    }
                    newMapping.context = contexts[j];
                    this._mapCommand(newMapping);
                  }
                }
              }
            }
          }
        }
      },
      setOption: setOption,
      getOption: getOption,
      defineOption: defineOption,
      defineEx: function (name, prefix, func) {
        if (!prefix) {
          prefix = name;
        } else if (name.indexOf(prefix) !== 0) {
          throw new Error('(Vim.defineEx) "' + prefix + '" is not a prefix of "' + name + '", command not registered');
        }
        exCommands[name] = func;
        exCommandDispatcher.commandMap_[prefix] = { name: name, shortName: prefix, type: 'api' };
      },
      handleKey: function (cm, key, origin) {
        var command = this.findKey(cm, key, origin);
        if (typeof command === 'function') {
          return command();
        }
      },
      multiSelectHandleKey: multiSelectHandleKey,
      findKey: function (cm, key, origin) {
        var vim = maybeInitVimState(cm);
        function handleMacroRecording() {
          var macroModeState = vimGlobalState.macroModeState;
          if (macroModeState.isRecording) {
            if (key == 'q') {
              macroModeState.exitMacroRecordMode();
              clearInputState(cm);
              return true;
            }
            if (origin != 'mapping') {
              logKey(macroModeState, key);
            }
          }
        }
        function handleEsc() {
          if (key == '<Esc>') {
            if (vim.visualMode) {
              exitVisualMode(cm);
            } else if (vim.insertMode) {
              exitInsertMode(cm);
            } else {
              return;
            }
            clearInputState(cm);
            return true;
          }
        }
        function doKeyToKey(keys) {
          var match;
          while (keys) {
            match = /<\w+-.+?>|<\w+>|./.exec(keys);
            key = match[0];
            keys = keys.substring(match.index + key.length);
            vimApi.handleKey(cm, key, 'mapping');
          }
        }
        function handleKeyInsertMode() {
          if (handleEsc()) {
            return true;
          }
          var keys = (vim.inputState.keyBuffer = vim.inputState.keyBuffer + key);
          var keysAreChars = key.length == 1;
          var match = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
          while (keys.length > 1 && match.type != 'full') {
            var keys = (vim.inputState.keyBuffer = keys.slice(1));
            var thisMatch = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
            if (thisMatch.type != 'none') {
              match = thisMatch;
            }
          }
          if (match.type == 'none') {
            clearInputState(cm);
            return false;
          } else if (match.type == 'partial') {
            if (lastInsertModeKeyTimer) {
              window.clearTimeout(lastInsertModeKeyTimer);
            }
            lastInsertModeKeyTimer = window.setTimeout(function () {
              if (vim.insertMode && vim.inputState.keyBuffer) {
                clearInputState(cm);
              }
            }, getOption('insertModeEscKeysTimeout'));
            return !keysAreChars;
          }
          if (lastInsertModeKeyTimer) {
            window.clearTimeout(lastInsertModeKeyTimer);
          }
          if (keysAreChars) {
            var selections = cm.listSelections();
            for (var i = 0; i < selections.length; i++) {
              var here = selections[i].head;
              cm.replaceRange('', offsetCursor(here, 0, -(keys.length - 1)), here, '+input');
            }
            vimGlobalState.macroModeState.lastInsertModeChanges.changes.pop();
          }
          clearInputState(cm);
          return match.command;
        }
        function handleKeyNonInsertMode() {
          if (handleMacroRecording() || handleEsc()) {
            return true;
          }
          var keys = (vim.inputState.keyBuffer = vim.inputState.keyBuffer + key);
          if (/^[1-9]\d*$/.test(keys)) {
            return true;
          }
          var keysMatcher = /^(\d*)(.*)$/.exec(keys);
          if (!keysMatcher) {
            clearInputState(cm);
            return false;
          }
          var context = vim.visualMode ? 'visual' : 'normal';
          var mainKey = keysMatcher[2] || keysMatcher[1];
          if (vim.inputState.operatorShortcut && vim.inputState.operatorShortcut.slice(-1) == mainKey) {
            mainKey = vim.inputState.operatorShortcut;
          }
          var match = commandDispatcher.matchCommand(mainKey, defaultKeymap, vim.inputState, context);
          if (match.type == 'none') {
            clearInputState(cm);
            return false;
          } else if (match.type == 'partial') {
            return true;
          } else if (match.type == 'clear') {
            clearInputState(cm);
            return true;
          }
          vim.inputState.keyBuffer = '';
          keysMatcher = /^(\d*)(.*)$/.exec(keys);
          if (keysMatcher[1] && keysMatcher[1] != '0') {
            vim.inputState.pushRepeatDigit(keysMatcher[1]);
          }
          return match.command;
        }
        var command;
        if (vim.insertMode) {
          command = handleKeyInsertMode();
        } else {
          command = handleKeyNonInsertMode();
        }
        if (command === false) {
          return undefined; //ace_patch
        } else if (command === true) {
          return function () {
            return true;
          };
        } else {
          return function () {
            if ((command.operator || command.isEdit) && cm.getOption('readOnly')) return; // ace_patch
            return cm.operation(function () {
              cm.curOp.isVimOp = true;
              try {
                if (command.type == 'keyToKey') {
                  doKeyToKey(command.toKeys);
                } else {
                  commandDispatcher.processCommand(cm, vim, command);
                }
              } catch (e) {
                cm.state.vim = undefined;
                maybeInitVimState(cm);
                if (!vimApi.suppressErrorLogging) {
                  console['log'](e);
                }
                throw e;
              }
              return true;
            });
          };
        }
      },
      handleEx: function (cm, input) {
        exCommandDispatcher.processCommand(cm, input);
      },
      defineMotion: defineMotion,
      defineAction: defineAction,
      defineOperator: defineOperator,
      mapCommand: mapCommand,
      _mapCommand: _mapCommand,
      defineRegister: defineRegister,
      exitVisualMode: exitVisualMode,
      exitInsertMode: exitInsertMode,
    };
    function InputState() {
      this.prefixRepeat = [];
      this.motionRepeat = [];
      this.operator = null;
      this.operatorArgs = null;
      this.motion = null;
      this.motionArgs = null;
      this.keyBuffer = []; // For matching multi-key commands.
      this.registerName = null; // Defaults to the unnamed register.
    }
    InputState.prototype.pushRepeatDigit = function (n) {
      if (!this.operator) {
        this.prefixRepeat = this.prefixRepeat.concat(n);
      } else {
        this.motionRepeat = this.motionRepeat.concat(n);
      }
    };
    InputState.prototype.getRepeat = function () {
      var repeat = 0;
      if (this.prefixRepeat.length > 0 || this.motionRepeat.length > 0) {
        repeat = 1;
        if (this.prefixRepeat.length > 0) {
          repeat *= parseInt(this.prefixRepeat.join(''), 10);
        }
        if (this.motionRepeat.length > 0) {
          repeat *= parseInt(this.motionRepeat.join(''), 10);
        }
      }
      return repeat;
    };
    function clearInputState(cm, reason) {
      cm.state.vim.inputState = new InputState();
      CodeMirror.signal(cm, 'vim-command-done', reason);
    }
    function Register(text, linewise, blockwise) {
      this.clear();
      this.keyBuffer = [text || ''];
      this.insertModeChanges = [];
      this.searchQueries = [];
      this.linewise = !!linewise;
      this.blockwise = !!blockwise;
    }
    Register.prototype = {
      setText: function (text, linewise, blockwise) {
        this.keyBuffer = [text || ''];
        this.linewise = !!linewise;
        this.blockwise = !!blockwise;
      },
      pushText: function (text, linewise) {
        if (linewise) {
          if (!this.linewise) {
            this.keyBuffer.push('\n');
          }
          this.linewise = true;
        }
        this.keyBuffer.push(text);
      },
      pushInsertModeChanges: function (changes) {
        this.insertModeChanges.push(createInsertModeChanges(changes));
      },
      pushSearchQuery: function (query) {
        this.searchQueries.push(query);
      },
      clear: function () {
        this.keyBuffer = [];
        this.insertModeChanges = [];
        this.searchQueries = [];
        this.linewise = false;
      },
      toString: function () {
        return this.keyBuffer.join('');
      },
    };
    function defineRegister(name, register) {
      var registers = vimGlobalState.registerController.registers;
      if (!name || name.length != 1) {
        throw Error('Register name must be 1 character');
      }
      registers[name] = register;
      validRegisters.push(name);
    }
    function RegisterController(registers) {
      this.registers = registers;
      this.unnamedRegister = registers['"'] = new Register();
      registers['.'] = new Register();
      registers[':'] = new Register();
      registers['/'] = new Register();
      registers['+'] = new Register();
    }
    RegisterController.prototype = {
      pushText: function (registerName, operator, text, linewise, blockwise) {
        if (registerName === '_') return;
        if (linewise && text.charAt(text.length - 1) !== '\n') {
          text += '\n';
        }
        var register = this.isValidRegister(registerName) ? this.getRegister(registerName) : null;
        if (!register) {
          switch (operator) {
            case 'yank':
              this.registers['0'] = new Register(text, linewise, blockwise);
              break;
            case 'delete':
            case 'change':
              if (text.indexOf('\n') == -1) {
                this.registers['-'] = new Register(text, linewise);
              } else {
                this.shiftNumericRegisters_();
                this.registers['1'] = new Register(text, linewise);
              }
              break;
          }
          this.unnamedRegister.setText(text, linewise, blockwise);
          return;
        }
        var append = isUpperCase(registerName);
        if (append) {
          register.pushText(text, linewise);
        } else {
          register.setText(text, linewise, blockwise);
        }
        if (registerName === '+') {
          navigator.clipboard.writeText(text);
        }
        this.unnamedRegister.setText(register.toString(), linewise);
      },
      getRegister: function (name) {
        if (!this.isValidRegister(name)) {
          return this.unnamedRegister;
        }
        name = name.toLowerCase();
        if (!this.registers[name]) {
          this.registers[name] = new Register();
        }
        return this.registers[name];
      },
      isValidRegister: function (name) {
        return name && inArray(name, validRegisters);
      },
      shiftNumericRegisters_: function () {
        for (var i = 9; i >= 2; i--) {
          this.registers[i] = this.getRegister('' + (i - 1));
        }
      },
    };
    function HistoryController() {
      this.historyBuffer = [];
      this.iterator = 0;
      this.initialPrefix = null;
    }
    HistoryController.prototype = {
      nextMatch: function (input, up) {
        var historyBuffer = this.historyBuffer;
        var dir = up ? -1 : 1;
        if (this.initialPrefix === null) this.initialPrefix = input;
        for (var i = this.iterator + dir; up ? i >= 0 : i < historyBuffer.length; i += dir) {
          var element = historyBuffer[i];
          for (var j = 0; j <= element.length; j++) {
            if (this.initialPrefix == element.substring(0, j)) {
              this.iterator = i;
              return element;
            }
          }
        }
        if (i >= historyBuffer.length) {
          this.iterator = historyBuffer.length;
          return this.initialPrefix;
        }
        if (i < 0) return input;
      },
      pushInput: function (input) {
        var index = this.historyBuffer.indexOf(input);
        if (index > -1) this.historyBuffer.splice(index, 1);
        if (input.length) this.historyBuffer.push(input);
      },
      reset: function () {
        this.initialPrefix = null;
        this.iterator = this.historyBuffer.length;
      },
    };
    var commandDispatcher = {
      matchCommand: function (keys, keyMap, inputState, context) {
        var matches = commandMatches(keys, keyMap, context, inputState);
        if (!matches.full && !matches.partial) {
          return { type: 'none' };
        } else if (!matches.full && matches.partial) {
          return { type: 'partial' };
        }
        var bestMatch;
        for (var i = 0; i < matches.full.length; i++) {
          var match = matches.full[i];
          if (!bestMatch) {
            bestMatch = match;
          }
        }
        if (bestMatch.keys.slice(-11) == '<character>') {
          var character = lastChar(keys);
          if (!character || character.length > 1) return { type: 'clear' };
          inputState.selectedCharacter = character;
        }
        return { type: 'full', command: bestMatch };
      },
      processCommand: function (cm, vim, command) {
        vim.inputState.repeatOverride = command.repeatOverride;
        switch (command.type) {
          case 'motion':
            this.processMotion(cm, vim, command);
            break;
          case 'operator':
            this.processOperator(cm, vim, command);
            break;
          case 'operatorMotion':
            this.processOperatorMotion(cm, vim, command);
            break;
          case 'action':
            this.processAction(cm, vim, command);
            break;
          case 'search':
            this.processSearch(cm, vim, command);
            break;
          case 'ex':
          case 'keyToEx':
            this.processEx(cm, vim, command);
            break;
          default:
            break;
        }
      },
      processMotion: function (cm, vim, command) {
        vim.inputState.motion = command.motion;
        vim.inputState.motionArgs = copyArgs(command.motionArgs);
        this.evalInput(cm, vim);
      },
      processOperator: function (cm, vim, command) {
        var inputState = vim.inputState;
        if (inputState.operator) {
          if (inputState.operator == command.operator) {
            inputState.motion = 'expandToLine';
            inputState.motionArgs = { linewise: true };
            this.evalInput(cm, vim);
            return;
          } else {
            clearInputState(cm);
          }
        }
        inputState.operator = command.operator;
        inputState.operatorArgs = copyArgs(command.operatorArgs);
        if (command.keys.length > 1) {
          inputState.operatorShortcut = command.keys;
        }
        if (command.exitVisualBlock) {
          vim.visualBlock = false;
          updateCmSelection(cm);
        }
        if (vim.visualMode) {
          this.evalInput(cm, vim);
        }
      },
      processOperatorMotion: function (cm, vim, command) {
        var visualMode = vim.visualMode;
        var operatorMotionArgs = copyArgs(command.operatorMotionArgs);
        if (operatorMotionArgs) {
          if (visualMode && operatorMotionArgs.visualLine) {
            vim.visualLine = true;
          }
        }
        this.processOperator(cm, vim, command);
        if (!visualMode) {
          this.processMotion(cm, vim, command);
        }
      },
      processAction: function (cm, vim, command) {
        var inputState = vim.inputState;
        var repeat = inputState.getRepeat();
        var repeatIsExplicit = !!repeat;
        var actionArgs = copyArgs(command.actionArgs) || {};
        if (inputState.selectedCharacter) {
          actionArgs.selectedCharacter = inputState.selectedCharacter;
        }
        if (command.operator) {
          this.processOperator(cm, vim, command);
        }
        if (command.motion) {
          this.processMotion(cm, vim, command);
        }
        if (command.motion || command.operator) {
          this.evalInput(cm, vim);
        }
        actionArgs.repeat = repeat || 1;
        actionArgs.repeatIsExplicit = repeatIsExplicit;
        actionArgs.registerName = inputState.registerName;
        clearInputState(cm);
        vim.lastMotion = null;
        if (command.isEdit) {
          this.recordLastEdit(vim, inputState, command);
        }
        actions[command.action](cm, actionArgs, vim);
      },
      processSearch: function (cm, vim, command) {
        if (!cm.getSearchCursor) {
          return;
        }
        var forward = command.searchArgs.forward;
        var wholeWordOnly = command.searchArgs.wholeWordOnly;
        getSearchState(cm).setReversed(!forward);
        var promptPrefix = forward ? '/' : '?';
        var originalQuery = getSearchState(cm).getQuery();
        var originalScrollPos = cm.getScrollInfo();
        function handleQuery(query, ignoreCase, smartCase) {
          vimGlobalState.searchHistoryController.pushInput(query);
          vimGlobalState.searchHistoryController.reset();
          try {
            updateSearchQuery(cm, query, ignoreCase, smartCase);
          } catch (e) {
            showConfirm(cm, 'Invalid regex: ' + query);
            clearInputState(cm);
            return;
          }
          commandDispatcher.processMotion(cm, vim, {
            type: 'motion',
            motion: 'findNext',
            motionArgs: { forward: true, toJumplist: command.searchArgs.toJumplist },
          });
        }
        function onPromptClose(query) {
          handleQuery(query, true /** ignoreCase */, true /** smartCase */);
          var macroModeState = vimGlobalState.macroModeState;
          if (macroModeState.isRecording) {
            logSearchQuery(macroModeState, query);
          }
        }
        function onPromptKeyUp(e, query, close) {
          var keyName = CodeMirror.keyName(e),
            up,
            offset;
          if (keyName == 'Up' || keyName == 'Down') {
            up = keyName == 'Up' ? true : false;
            offset = e.target ? e.target.selectionEnd : 0;
            query = vimGlobalState.searchHistoryController.nextMatch(query, up) || '';
            close(query);
            if (offset && e.target)
              e.target.selectionEnd = e.target.selectionStart = Math.min(offset, e.target.value.length);
          } else {
            if (keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
              vimGlobalState.searchHistoryController.reset();
          }
          var parsedQuery;
          try {
            parsedQuery = updateSearchQuery(cm, query, true /** ignoreCase */, true /** smartCase */);
          } catch (e) {}
          if (parsedQuery) {
            cm.scrollIntoView(findNext(cm, !forward, parsedQuery), 30);
          } else {
            clearSearchHighlight(cm);
            cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
          }
        }
        function onPromptKeyDown(e, query, close) {
          var keyName = CodeMirror.keyName(e);
          if (
            keyName == 'Esc' ||
            keyName == 'Ctrl-C' ||
            keyName == 'Ctrl-[' ||
            (keyName == 'Backspace' && query == '')
          ) {
            vimGlobalState.searchHistoryController.pushInput(query);
            vimGlobalState.searchHistoryController.reset();
            updateSearchQuery(cm, originalQuery);
            clearSearchHighlight(cm);
            cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
            CodeMirror.e_stop(e);
            clearInputState(cm);
            close();
            cm.focus();
          } else if (keyName == 'Up' || keyName == 'Down') {
            CodeMirror.e_stop(e);
          } else if (keyName == 'Ctrl-U') {
            CodeMirror.e_stop(e);
            close('');
          }
        }
        switch (command.searchArgs.querySrc) {
          case 'prompt':
            var macroModeState = vimGlobalState.macroModeState;
            if (macroModeState.isPlaying) {
              var query = macroModeState.replaySearchQueries.shift();
              handleQuery(query, true /** ignoreCase */, false /** smartCase */);
            } else {
              showPrompt(cm, {
                onClose: onPromptClose,
                prefix: promptPrefix,
                desc: '(JavaScript regexp)',
                onKeyUp: onPromptKeyUp,
                onKeyDown: onPromptKeyDown,
              });
            }
            break;
          case 'wordUnderCursor':
            var word = expandWordUnderCursor(
              cm,
              false /** inclusive */,
              true /** forward */,
              false /** bigWord */,
              true /** noSymbol */,
            );
            var isKeyword = true;
            if (!word) {
              word = expandWordUnderCursor(
                cm,
                false /** inclusive */,
                true /** forward */,
                false /** bigWord */,
                false /** noSymbol */,
              );
              isKeyword = false;
            }
            if (!word) {
              return;
            }
            var query = cm.getLine(word.start.line).substring(word.start.ch, word.end.ch);
            if (isKeyword && wholeWordOnly) {
              query = '\\b' + query + '\\b';
            } else {
              query = escapeRegex(query);
            }
            vimGlobalState.jumpList.cachedCursor = cm.getCursor();
            cm.setCursor(word.start);
            handleQuery(query, true /** ignoreCase */, false /** smartCase */);
            break;
        }
      },
      processEx: function (cm, vim, command) {
        function onPromptClose(input) {
          vimGlobalState.exCommandHistoryController.pushInput(input);
          vimGlobalState.exCommandHistoryController.reset();
          exCommandDispatcher.processCommand(cm, input);
          if (cm.state.vim) clearInputState(cm);
        }
        function onPromptKeyDown(e, input, close) {
          var keyName = CodeMirror.keyName(e),
            up,
            offset;
          if (
            keyName == 'Esc' ||
            keyName == 'Ctrl-C' ||
            keyName == 'Ctrl-[' ||
            (keyName == 'Backspace' && input == '')
          ) {
            vimGlobalState.exCommandHistoryController.pushInput(input);
            vimGlobalState.exCommandHistoryController.reset();
            CodeMirror.e_stop(e);
            clearInputState(cm);
            close();
            cm.focus();
          }
          if (keyName == 'Up' || keyName == 'Down') {
            CodeMirror.e_stop(e);
            up = keyName == 'Up' ? true : false;
            offset = e.target ? e.target.selectionEnd : 0;
            input = vimGlobalState.exCommandHistoryController.nextMatch(input, up) || '';
            close(input);
            if (offset && e.target)
              e.target.selectionEnd = e.target.selectionStart = Math.min(offset, e.target.value.length);
          } else if (keyName == 'Ctrl-U') {
            CodeMirror.e_stop(e);
            close('');
          } else {
            if (keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
              vimGlobalState.exCommandHistoryController.reset();
          }
        }
        if (command.type == 'keyToEx') {
          exCommandDispatcher.processCommand(cm, command.exArgs.input);
        } else {
          if (vim.visualMode) {
            showPrompt(cm, {
              onClose: onPromptClose,
              prefix: ':',
              value: "'<,'>",
              onKeyDown: onPromptKeyDown,
              selectValueOnOpen: false,
            });
          } else {
            showPrompt(cm, { onClose: onPromptClose, prefix: ':', onKeyDown: onPromptKeyDown });
          }
        }
      },
      evalInput: function (cm, vim) {
        var inputState = vim.inputState;
        var motion = inputState.motion;
        var motionArgs = inputState.motionArgs || {};
        var operator = inputState.operator;
        var operatorArgs = inputState.operatorArgs || {};
        var registerName = inputState.registerName;
        var sel = vim.sel;
        var origHead = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.head) : cm.getCursor('head'));
        var origAnchor = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.anchor) : cm.getCursor('anchor'));
        var oldHead = copyCursor(origHead);
        var oldAnchor = copyCursor(origAnchor);
        var newHead, newAnchor;
        var repeat;
        if (operator) {
          this.recordLastEdit(vim, inputState);
        }
        if (inputState.repeatOverride !== undefined) {
          repeat = inputState.repeatOverride;
        } else {
          repeat = inputState.getRepeat();
        }
        if (repeat > 0 && motionArgs.explicitRepeat) {
          motionArgs.repeatIsExplicit = true;
        } else if (motionArgs.noRepeat || (!motionArgs.explicitRepeat && repeat === 0)) {
          repeat = 1;
          motionArgs.repeatIsExplicit = false;
        }
        if (inputState.selectedCharacter) {
          motionArgs.selectedCharacter = operatorArgs.selectedCharacter = inputState.selectedCharacter;
        }
        motionArgs.repeat = repeat;
        clearInputState(cm);
        if (motion) {
          var motionResult = motions[motion](cm, origHead, motionArgs, vim, inputState);
          vim.lastMotion = motions[motion];
          if (!motionResult) {
            return;
          }
          if (motionArgs.toJumplist) {
            if (!operator && cm.ace.curOp != null) cm.ace.curOp.command.scrollIntoView = 'center-animate'; // ace_patch
            var jumpList = vimGlobalState.jumpList;
            var cachedCursor = jumpList.cachedCursor;
            if (cachedCursor) {
              recordJumpPosition(cm, cachedCursor, motionResult);
              delete jumpList.cachedCursor;
            } else {
              recordJumpPosition(cm, origHead, motionResult);
            }
          }
          if (motionResult instanceof Array) {
            newAnchor = motionResult[0];
            newHead = motionResult[1];
          } else {
            newHead = motionResult;
          }
          if (!newHead) {
            newHead = copyCursor(origHead);
          }
          if (vim.visualMode) {
            if (!(vim.visualBlock && newHead.ch === Infinity)) {
              newHead = clipCursorToContent(cm, newHead, oldHead);
            }
            if (newAnchor) {
              newAnchor = clipCursorToContent(cm, newAnchor);
            }
            newAnchor = newAnchor || oldAnchor;
            sel.anchor = newAnchor;
            sel.head = newHead;
            updateCmSelection(cm);
            updateMark(cm, vim, '<', cursorIsBefore(newAnchor, newHead) ? newAnchor : newHead);
            updateMark(cm, vim, '>', cursorIsBefore(newAnchor, newHead) ? newHead : newAnchor);
          } else if (!operator) {
            newHead = clipCursorToContent(cm, newHead, oldHead);
            cm.setCursor(newHead.line, newHead.ch);
          }
        }
        if (operator) {
          if (operatorArgs.lastSel) {
            newAnchor = oldAnchor;
            var lastSel = operatorArgs.lastSel;
            var lineOffset = Math.abs(lastSel.head.line - lastSel.anchor.line);
            var chOffset = Math.abs(lastSel.head.ch - lastSel.anchor.ch);
            if (lastSel.visualLine) {
              newHead = new Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
            } else if (lastSel.visualBlock) {
              newHead = new Pos(oldAnchor.line + lineOffset, oldAnchor.ch + chOffset);
            } else if (lastSel.head.line == lastSel.anchor.line) {
              newHead = new Pos(oldAnchor.line, oldAnchor.ch + chOffset);
            } else {
              newHead = new Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
            }
            vim.visualMode = true;
            vim.visualLine = lastSel.visualLine;
            vim.visualBlock = lastSel.visualBlock;
            sel = vim.sel = {
              anchor: newAnchor,
              head: newHead,
            };
            updateCmSelection(cm);
          } else if (vim.visualMode) {
            operatorArgs.lastSel = {
              anchor: copyCursor(sel.anchor),
              head: copyCursor(sel.head),
              visualBlock: vim.visualBlock,
              visualLine: vim.visualLine,
            };
          }
          var curStart, curEnd, linewise, mode;
          var cmSel;
          if (vim.visualMode) {
            curStart = cursorMin(sel.head, sel.anchor);
            curEnd = cursorMax(sel.head, sel.anchor);
            linewise = vim.visualLine || operatorArgs.linewise;
            mode = vim.visualBlock ? 'block' : linewise ? 'line' : 'char';
            var newPositions = updateSelectionForSurrogateCharacters(cm, curStart, curEnd);
            cmSel = makeCmSelection(
              cm,
              {
                anchor: newPositions.start,
                head: newPositions.end,
              },
              mode,
            );
            if (linewise) {
              var ranges = cmSel.ranges;
              if (mode == 'block') {
                for (var i = 0; i < ranges.length; i++) {
                  ranges[i].head.ch = lineLength(cm, ranges[i].head.line);
                }
              } else if (mode == 'line') {
                ranges[0].head = new Pos(ranges[0].head.line + 1, 0);
              }
            }
          } else {
            curStart = copyCursor(newAnchor || oldAnchor);
            curEnd = copyCursor(newHead || oldHead);
            if (cursorIsBefore(curEnd, curStart)) {
              var tmp = curStart;
              curStart = curEnd;
              curEnd = tmp;
            }
            linewise = motionArgs.linewise || operatorArgs.linewise;
            if (linewise) {
              expandSelectionToLine(cm, curStart, curEnd);
            } else if (motionArgs.forward) {
              clipToLine(cm, curStart, curEnd);
            }
            mode = 'char';
            var exclusive = !motionArgs.inclusive || linewise;
            var newPositions = updateSelectionForSurrogateCharacters(cm, curStart, curEnd);
            cmSel = makeCmSelection(
              cm,
              {
                anchor: newPositions.start,
                head: newPositions.end,
              },
              mode,
              exclusive,
            );
          }
          cm.setSelections(cmSel.ranges, cmSel.primary);
          vim.lastMotion = null;
          operatorArgs.repeat = repeat; // For indent in visual mode.
          operatorArgs.registerName = registerName;
          operatorArgs.linewise = linewise;
          var operatorMoveTo = operators[operator](cm, operatorArgs, cmSel.ranges, oldAnchor, newHead);
          if (vim.visualMode) {
            exitVisualMode(cm, operatorMoveTo != null);
          }
          if (operatorMoveTo) {
            cm.setCursor(operatorMoveTo);
          }
        }
      },
      recordLastEdit: function (vim, inputState, actionCommand) {
        var macroModeState = vimGlobalState.macroModeState;
        if (macroModeState.isPlaying) {
          return;
        }
        vim.lastEditInputState = inputState;
        vim.lastEditActionCommand = actionCommand;
        macroModeState.lastInsertModeChanges.changes = [];
        macroModeState.lastInsertModeChanges.expectCursorActivityForChange = false;
        macroModeState.lastInsertModeChanges.visualBlock = vim.visualBlock
          ? vim.sel.head.line - vim.sel.anchor.line
          : 0;
      },
    };
    var motions = {
      moveToTopLine: function (cm, _head, motionArgs) {
        var line = getUserVisibleLines(cm).top + motionArgs.repeat - 1;
        return new Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
      },
      moveToMiddleLine: function (cm) {
        var range = getUserVisibleLines(cm);
        var line = Math.floor((range.top + range.bottom) * 0.5);
        return new Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
      },
      moveToBottomLine: function (cm, _head, motionArgs) {
        var line = getUserVisibleLines(cm).bottom - motionArgs.repeat + 1;
        return new Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
      },
      expandToLine: function (_cm, head, motionArgs) {
        var cur = head;
        return new Pos(cur.line + motionArgs.repeat - 1, Infinity);
      },
      findNext: function (cm, _head, motionArgs) {
        var state = getSearchState(cm);
        var query = state.getQuery();
        if (!query) {
          return;
        }
        var prev = !motionArgs.forward;
        prev = state.isReversed() ? !prev : prev;
        highlightSearchMatches(cm, query);
        return findNext(cm, prev /** prev */, query, motionArgs.repeat);
      },
      findAndSelectNextInclusive: function (cm, _head, motionArgs, vim, prevInputState) {
        var state = getSearchState(cm);
        var query = state.getQuery();
        if (!query) {
          return;
        }
        var prev = !motionArgs.forward;
        prev = state.isReversed() ? !prev : prev;
        var next = findNextFromAndToInclusive(cm, prev, query, motionArgs.repeat, vim);
        if (!next) {
          return;
        }
        if (prevInputState.operator) {
          return next;
        }
        var from = next[0];
        var to = new Pos(next[1].line, next[1].ch - 1);
        if (vim.visualMode) {
          if (vim.visualLine || vim.visualBlock) {
            vim.visualLine = false;
            vim.visualBlock = false;
            CodeMirror.signal(cm, 'vim-mode-change', { mode: 'visual', subMode: '' });
          }
          var anchor = vim.sel.anchor;
          if (anchor) {
            if (state.isReversed()) {
              if (motionArgs.forward) {
                return [anchor, from];
              }
              return [anchor, to];
            } else {
              if (motionArgs.forward) {
                return [anchor, to];
              }
              return [anchor, from];
            }
          }
        } else {
          vim.visualMode = true;
          vim.visualLine = false;
          vim.visualBlock = false;
          CodeMirror.signal(cm, 'vim-mode-change', { mode: 'visual', subMode: '' });
        }
        return prev ? [to, from] : [from, to];
      },
      goToMark: function (cm, _head, motionArgs, vim) {
        var pos = getMarkPos(cm, vim, motionArgs.selectedCharacter);
        if (pos) {
          return motionArgs.linewise
            ? { line: pos.line, ch: findFirstNonWhiteSpaceCharacter(cm.getLine(pos.line)) }
            : pos;
        }
        return null;
      },
      moveToOtherHighlightedEnd: function (cm, _head, motionArgs, vim) {
        if (vim.visualBlock && motionArgs.sameLine) {
          var sel = vim.sel;
          return [
            clipCursorToContent(cm, new Pos(sel.anchor.line, sel.head.ch)),
            clipCursorToContent(cm, new Pos(sel.head.line, sel.anchor.ch)),
          ];
        } else {
          return [vim.sel.head, vim.sel.anchor];
        }
      },
      jumpToMark: function (cm, head, motionArgs, vim) {
        var best = head;
        for (var i = 0; i < motionArgs.repeat; i++) {
          var cursor = best;
          for (var key in vim.marks) {
            if (!isLowerCase(key)) {
              continue;
            }
            var mark = vim.marks[key].find();
            var isWrongDirection = motionArgs.forward ? cursorIsBefore(mark, cursor) : cursorIsBefore(cursor, mark);
            if (isWrongDirection) {
              continue;
            }
            if (motionArgs.linewise && mark.line == cursor.line) {
              continue;
            }
            var equal = cursorEqual(cursor, best);
            var between = motionArgs.forward
              ? cursorIsBetween(cursor, mark, best)
              : cursorIsBetween(best, mark, cursor);
            if (equal || between) {
              best = mark;
            }
          }
        }
        if (motionArgs.linewise) {
          best = new Pos(best.line, findFirstNonWhiteSpaceCharacter(cm.getLine(best.line)));
        }
        return best;
      },
      moveByCharacters: function (_cm, head, motionArgs) {
        var cur = head;
        var repeat = motionArgs.repeat;
        var ch = motionArgs.forward ? cur.ch + repeat : cur.ch - repeat;
        return new Pos(cur.line, ch);
      },
      moveByLines: function (cm, head, motionArgs, vim) {
        var cur = head;
        var endCh = cur.ch;
        switch (vim.lastMotion) {
          case this.moveByLines:
          case this.moveByDisplayLines:
          case this.moveByScroll:
          case this.moveToColumn:
          case this.moveToEol:
            endCh = vim.lastHPos;
            break;
          default:
            vim.lastHPos = endCh;
        }
        var repeat = motionArgs.repeat + (motionArgs.repeatOffset || 0);
        var line = motionArgs.forward ? cur.line + repeat : cur.line - repeat;
        var first = cm.firstLine();
        var last = cm.lastLine();
        if (line < first && cur.line == first) {
          return this.moveToStartOfLine(cm, head, motionArgs, vim);
        } else if (line > last && cur.line == last) {
          return moveToEol(cm, head, motionArgs, vim, true);
        }
        var fold = cm.ace.session.getFoldLine(line);
        if (fold) {
          if (motionArgs.forward) {
            if (line > fold.start.row) line = fold.end.row + 1;
          } else {
            line = fold.start.row;
          }
        }
        if (motionArgs.toFirstChar) {
          endCh = findFirstNonWhiteSpaceCharacter(cm.getLine(line));
          vim.lastHPos = endCh;
        }
        vim.lastHSPos = cm.charCoords(new Pos(line, endCh), 'div').left;
        return new Pos(line, endCh);
      },
      moveByDisplayLines: function (cm, head, motionArgs, vim) {
        var cur = head;
        switch (vim.lastMotion) {
          case this.moveByDisplayLines:
          case this.moveByScroll:
          case this.moveByLines:
          case this.moveToColumn:
          case this.moveToEol:
            break;
          default:
            vim.lastHSPos = cm.charCoords(cur, 'div').left;
        }
        var repeat = motionArgs.repeat;
        var res = cm.findPosV(cur, motionArgs.forward ? repeat : -repeat, 'line', vim.lastHSPos);
        if (res.hitSide) {
          if (motionArgs.forward) {
            var lastCharCoords = cm.charCoords(res, 'div');
            var goalCoords = { top: lastCharCoords.top + 8, left: vim.lastHSPos };
            var res = cm.coordsChar(goalCoords, 'div');
          } else {
            var resCoords = cm.charCoords(new Pos(cm.firstLine(), 0), 'div');
            resCoords.left = vim.lastHSPos;
            res = cm.coordsChar(resCoords, 'div');
          }
        }
        vim.lastHPos = res.ch;
        return res;
      },
      moveByPage: function (cm, head, motionArgs) {
        var curStart = head;
        var repeat = motionArgs.repeat;
        return cm.findPosV(curStart, motionArgs.forward ? repeat : -repeat, 'page');
      },
      moveByParagraph: function (cm, head, motionArgs) {
        var dir = motionArgs.forward ? 1 : -1;
        return findParagraph(cm, head, motionArgs.repeat, dir);
      },
      moveBySentence: function (cm, head, motionArgs) {
        var dir = motionArgs.forward ? 1 : -1;
        return findSentence(cm, head, motionArgs.repeat, dir);
      },
      moveByScroll: function (cm, head, motionArgs, vim) {
        var scrollbox = cm.getScrollInfo();
        var curEnd = null;
        var repeat = motionArgs.repeat;
        if (!repeat) {
          repeat = scrollbox.clientHeight / (2 * cm.defaultTextHeight());
        }
        var orig = cm.charCoords(head, 'local');
        motionArgs.repeat = repeat;
        curEnd = motions.moveByDisplayLines(cm, head, motionArgs, vim);
        if (!curEnd) {
          return null;
        }
        var dest = cm.charCoords(curEnd, 'local');
        cm.scrollTo(null, scrollbox.top + dest.top - orig.top);
        return curEnd;
      },
      moveByWords: function (cm, head, motionArgs) {
        return moveToWord(
          cm,
          head,
          motionArgs.repeat,
          !!motionArgs.forward,
          !!motionArgs.wordEnd,
          !!motionArgs.bigWord,
        );
      },
      moveTillCharacter: function (cm, _head, motionArgs) {
        var repeat = motionArgs.repeat;
        var curEnd = moveToCharacter(cm, repeat, motionArgs.forward, motionArgs.selectedCharacter);
        var increment = motionArgs.forward ? -1 : 1;
        recordLastCharacterSearch(increment, motionArgs);
        if (!curEnd) return null;
        curEnd.ch += increment;
        return curEnd;
      },
      moveToCharacter: function (cm, head, motionArgs) {
        var repeat = motionArgs.repeat;
        recordLastCharacterSearch(0, motionArgs);
        return moveToCharacter(cm, repeat, motionArgs.forward, motionArgs.selectedCharacter) || head;
      },
      moveToSymbol: function (cm, head, motionArgs) {
        var repeat = motionArgs.repeat;
        return findSymbol(cm, repeat, motionArgs.forward, motionArgs.selectedCharacter) || head;
      },
      moveToColumn: function (cm, head, motionArgs, vim) {
        var repeat = motionArgs.repeat;
        vim.lastHPos = repeat - 1;
        vim.lastHSPos = cm.charCoords(head, 'div').left;
        return moveToColumn(cm, repeat);
      },
      moveToEol: function (cm, head, motionArgs, vim) {
        return moveToEol(cm, head, motionArgs, vim, false);
      },
      moveToFirstNonWhiteSpaceCharacter: function (cm, head) {
        var cursor = head;
        return new Pos(cursor.line, findFirstNonWhiteSpaceCharacter(cm.getLine(cursor.line)));
      },
      moveToMatchedSymbol: function (cm, head) {
        var cursor = head;
        var line = cursor.line;
        var ch = cursor.ch;
        var lineText = cm.getLine(line);
        var symbol;
        for (; ch < lineText.length; ch++) {
          symbol = lineText.charAt(ch);
          if (symbol && isMatchableSymbol(symbol)) {
            var style = cm.getTokenTypeAt(new Pos(line, ch + 1));
            if (style !== 'string' && style !== 'comment') {
              break;
            }
          }
        }
        if (ch < lineText.length) {
          var re = /[<>]/.test(lineText[ch]) ? /[(){}[\]<>]/ : /[(){}[\]]/; //ace_patch?
          var matched = cm.findMatchingBracket(new Pos(line, ch + 1), { bracketRegex: re });
          return matched.to;
        } else {
          return cursor;
        }
      },
      moveToStartOfLine: function (_cm, head) {
        return new Pos(head.line, 0);
      },
      moveToLineOrEdgeOfDocument: function (cm, _head, motionArgs) {
        var lineNum = motionArgs.forward ? cm.lastLine() : cm.firstLine();
        if (motionArgs.repeatIsExplicit) {
          lineNum = motionArgs.repeat - cm.getOption('firstLineNumber');
        }
        return new Pos(lineNum, findFirstNonWhiteSpaceCharacter(cm.getLine(lineNum)));
      },
      moveToStartOfDisplayLine: function (cm) {
        cm.execCommand('goLineLeft');
        return cm.getCursor();
      },
      moveToEndOfDisplayLine: function (cm) {
        cm.execCommand('goLineRight');
        var head = cm.getCursor();
        if (head.sticky == 'before') head.ch--;
        return head;
      },
      textObjectManipulation: function (cm, head, motionArgs, vim) {
        var mirroredPairs = { '(': ')', ')': '(', '{': '}', '}': '{', '[': ']', ']': '[', '<': '>', '>': '<' };
        var selfPaired = { "'": true, '"': true, '`': true };
        var character = motionArgs.selectedCharacter;
        if (character == 'b') {
          character = '(';
        } else if (character == 'B') {
          character = '{';
        }
        var inclusive = !motionArgs.textObjectInner;
        var tmp;
        if (mirroredPairs[character]) {
          tmp = selectCompanionObject(cm, head, character, inclusive);
        } else if (selfPaired[character]) {
          tmp = findBeginningAndEnd(cm, head, character, inclusive);
        } else if (character === 'W') {
          tmp = expandWordUnderCursor(cm, inclusive, true /** forward */, true /** bigWord */);
        } else if (character === 'w') {
          tmp = expandWordUnderCursor(cm, inclusive, true /** forward */, false /** bigWord */);
        } else if (character === 'p') {
          tmp = findParagraph(cm, head, motionArgs.repeat, 0, inclusive);
          motionArgs.linewise = true;
          if (vim.visualMode) {
            if (!vim.visualLine) {
              vim.visualLine = true;
            }
          } else {
            var operatorArgs = vim.inputState.operatorArgs;
            if (operatorArgs) {
              operatorArgs.linewise = true;
            }
            tmp.end.line--;
          }
        } else if (character === 't') {
          tmp = expandTagUnderCursor(cm, head, inclusive);
        } else if (character === 's') {
          var content = cm.getLine(head.line);
          if (head.ch > 0 && isEndOfSentenceSymbol(content[head.ch])) {
            head.ch -= 1;
          }
          var end = getSentence(cm, head, motionArgs.repeat, 1, inclusive);
          var start = getSentence(cm, head, motionArgs.repeat, -1, inclusive);
          if (
            isWhiteSpaceString(cm.getLine(start.line)[start.ch]) &&
            isWhiteSpaceString(cm.getLine(end.line)[end.ch - 1])
          ) {
            start = { line: start.line, ch: start.ch + 1 };
          }
          tmp = { start: start, end: end };
        } else {
          return null;
        }
        if (!cm.state.vim.visualMode) {
          return [tmp.start, tmp.end];
        } else {
          return expandSelection(cm, tmp.start, tmp.end);
        }
      },
      repeatLastCharacterSearch: function (cm, head, motionArgs) {
        var lastSearch = vimGlobalState.lastCharacterSearch;
        var repeat = motionArgs.repeat;
        var forward = motionArgs.forward === lastSearch.forward;
        var increment = (lastSearch.increment ? 1 : 0) * (forward ? -1 : 1);
        cm.moveH(-increment, 'char');
        motionArgs.inclusive = forward ? true : false;
        var curEnd = moveToCharacter(cm, repeat, forward, lastSearch.selectedCharacter);
        if (!curEnd) {
          cm.moveH(increment, 'char');
          return head;
        }
        curEnd.ch += increment;
        return curEnd;
      },
    };
    function defineMotion(name, fn) {
      motions[name] = fn;
    }
    function fillArray(val, times) {
      var arr = [];
      for (var i = 0; i < times; i++) {
        arr.push(val);
      }
      return arr;
    }
    var operators = {
      change: function (cm, args, ranges) {
        var finalHead, text;
        var vim = cm.state.vim;
        var anchor = ranges[0].anchor,
          head = ranges[0].head;
        if (!vim.visualMode) {
          text = cm.getRange(anchor, head);
          var lastState = vim.lastEditInputState || {};
          if (lastState.motion == 'moveByWords' && !isWhiteSpaceString(text)) {
            var match = /\s+$/.exec(text);
            if (match && lastState.motionArgs && lastState.motionArgs.forward) {
              head = offsetCursor(head, 0, -match[0].length);
              text = text.slice(0, -match[0].length);
            }
          }
          var prevLineEnd = new Pos(anchor.line - 1, Number.MAX_VALUE);
          var wasLastLine = cm.firstLine() == cm.lastLine();
          if (head.line > cm.lastLine() && args.linewise && !wasLastLine) {
            cm.replaceRange('', prevLineEnd, head);
          } else {
            cm.replaceRange('', anchor, head);
          }
          if (args.linewise) {
            if (!wasLastLine) {
              cm.setCursor(prevLineEnd);
              CodeMirror.commands.newlineAndIndent(cm);
            }
            anchor.ch = Number.MAX_VALUE;
          }
          finalHead = anchor;
        } else if (args.fullLine) {
          head.ch = Number.MAX_VALUE;
          head.line--;
          cm.setSelection(anchor, head);
          text = cm.getSelection();
          cm.replaceSelection('');
          finalHead = anchor;
        } else {
          text = cm.getSelection();
          var replacement = fillArray('', ranges.length);
          cm.replaceSelections(replacement);
          finalHead = cursorMin(ranges[0].head, ranges[0].anchor);
        }
        vimGlobalState.registerController.pushText(args.registerName, 'change', text, args.linewise, ranges.length > 1);
        actions.enterInsertMode(cm, { head: finalHead }, cm.state.vim);
      },
      delete: function (cm, args, ranges) {
        var finalHead, text;
        var vim = cm.state.vim;
        if (!vim.visualBlock) {
          var anchor = ranges[0].anchor,
            head = ranges[0].head;
          if (
            args.linewise &&
            head.line != cm.firstLine() &&
            anchor.line == cm.lastLine() &&
            anchor.line == head.line - 1
          ) {
            if (anchor.line == cm.firstLine()) {
              anchor.ch = 0;
            } else {
              anchor = new Pos(anchor.line - 1, lineLength(cm, anchor.line - 1));
            }
          }
          text = cm.getRange(anchor, head);
          cm.replaceRange('', anchor, head);
          finalHead = anchor;
          if (args.linewise) {
            finalHead = motions.moveToFirstNonWhiteSpaceCharacter(cm, anchor);
          }
        } else {
          text = cm.getSelection();
          var replacement = fillArray('', ranges.length);
          cm.replaceSelections(replacement);
          finalHead = cursorMin(ranges[0].head, ranges[0].anchor);
        }
        vimGlobalState.registerController.pushText(args.registerName, 'delete', text, args.linewise, vim.visualBlock);
        return clipCursorToContent(cm, finalHead);
      },
      indent: function (cm, args, ranges) {
        var vim = cm.state.vim;
        if (cm.indentMore) {
          var repeat = vim.visualMode ? args.repeat : 1;
          for (var j = 0; j < repeat; j++) {
            if (args.indentRight) cm.indentMore();
            else cm.indentLess();
          }
        } else {
          var startLine = ranges[0].anchor.line;
          var endLine = vim.visualBlock ? ranges[ranges.length - 1].anchor.line : ranges[0].head.line;
          var repeat = vim.visualMode ? args.repeat : 1;
          if (args.linewise) {
            endLine--;
          }
          for (var i = startLine; i <= endLine; i++) {
            for (var j = 0; j < repeat; j++) {
              cm.indentLine(i, args.indentRight);
            }
          }
        }
        return motions.moveToFirstNonWhiteSpaceCharacter(cm, ranges[0].anchor);
      },
      indentAuto: function (cm, _args, ranges) {
        if (ranges.length > 1) {
          // ace_patch
          cm.setSelection(ranges[0].anchor, ranges[ranges.length - 1].head);
        }
        cm.execCommand('indentAuto');
        return motions.moveToFirstNonWhiteSpaceCharacter(cm, ranges[0].anchor);
      },
      changeCase: function (cm, args, ranges, oldAnchor, newHead) {
        var selections = cm.getSelections();
        var swapped = [];
        var toLower = args.toLower;
        for (var j = 0; j < selections.length; j++) {
          var toSwap = selections[j];
          var text = '';
          if (toLower === true) {
            text = toSwap.toLowerCase();
          } else if (toLower === false) {
            text = toSwap.toUpperCase();
          } else {
            for (var i = 0; i < toSwap.length; i++) {
              var character = toSwap.charAt(i);
              text += isUpperCase(character) ? character.toLowerCase() : character.toUpperCase();
            }
          }
          swapped.push(text);
        }
        cm.replaceSelections(swapped);
        if (args.shouldMoveCursor) {
          return newHead;
        } else if (!cm.state.vim.visualMode && args.linewise && ranges[0].anchor.line + 1 == ranges[0].head.line) {
          return motions.moveToFirstNonWhiteSpaceCharacter(cm, oldAnchor);
        } else if (args.linewise) {
          return oldAnchor;
        } else {
          return cursorMin(ranges[0].anchor, ranges[0].head);
        }
      },
      yank: function (cm, args, ranges, oldAnchor) {
        var vim = cm.state.vim;
        var text = cm.getSelection();
        var endPos = vim.visualMode
          ? cursorMin(vim.sel.anchor, vim.sel.head, ranges[0].head, ranges[0].anchor)
          : oldAnchor;
        vimGlobalState.registerController.pushText(args.registerName, 'yank', text, args.linewise, vim.visualBlock);
        return endPos;
      },
    };
    function defineOperator(name, fn) {
      operators[name] = fn;
    }
    var actions = {
      jumpListWalk: function (cm, actionArgs, vim) {
        if (vim.visualMode) {
          return;
        }
        var repeat = actionArgs.repeat;
        var forward = actionArgs.forward;
        var jumpList = vimGlobalState.jumpList;
        var mark = jumpList.move(cm, forward ? repeat : -repeat);
        var markPos = mark ? mark.find() : undefined;
        markPos = markPos ? markPos : cm.getCursor();
        cm.setCursor(markPos);
        cm.ace.curOp.command.scrollIntoView = 'center-animate'; // ace_patch
      },
      scroll: function (cm, actionArgs, vim) {
        if (vim.visualMode) {
          return;
        }
        var repeat = actionArgs.repeat || 1;
        var lineHeight = cm.defaultTextHeight();
        var top = cm.getScrollInfo().top;
        var delta = lineHeight * repeat;
        var newPos = actionArgs.forward ? top + delta : top - delta;
        var cursor = copyCursor(cm.getCursor());
        var cursorCoords = cm.charCoords(cursor, 'local');
        if (actionArgs.forward) {
          if (newPos > cursorCoords.top) {
            cursor.line += (newPos - cursorCoords.top) / lineHeight;
            cursor.line = Math.ceil(cursor.line);
            cm.setCursor(cursor);
            cursorCoords = cm.charCoords(cursor, 'local');
            cm.scrollTo(null, cursorCoords.top);
          } else {
            cm.scrollTo(null, newPos);
          }
        } else {
          var newBottom = newPos + cm.getScrollInfo().clientHeight;
          if (newBottom < cursorCoords.bottom) {
            cursor.line -= (cursorCoords.bottom - newBottom) / lineHeight;
            cursor.line = Math.floor(cursor.line);
            cm.setCursor(cursor);
            cursorCoords = cm.charCoords(cursor, 'local');
            cm.scrollTo(null, cursorCoords.bottom - cm.getScrollInfo().clientHeight);
          } else {
            cm.scrollTo(null, newPos);
          }
        }
      },
      scrollToCursor: function (cm, actionArgs) {
        var lineNum = cm.getCursor().line;
        var charCoords = cm.charCoords(new Pos(lineNum, 0), 'local');
        var height = cm.getScrollInfo().clientHeight;
        var y = charCoords.top;
        switch (actionArgs.position) {
          case 'center':
            y = charCoords.bottom - height / 2;
            break;
          case 'bottom':
            var lineLastCharPos = new Pos(lineNum, cm.getLine(lineNum).length - 1);
            var lineLastCharCoords = cm.charCoords(lineLastCharPos, 'local');
            var lineHeight = lineLastCharCoords.bottom - y;
            y = y - height + lineHeight;
            break;
        }
        cm.scrollTo(null, y);
      },
      replayMacro: function (cm, actionArgs, vim) {
        var registerName = actionArgs.selectedCharacter;
        var repeat = actionArgs.repeat;
        var macroModeState = vimGlobalState.macroModeState;
        if (registerName == '@') {
          registerName = macroModeState.latestRegister;
        } else {
          macroModeState.latestRegister = registerName;
        }
        while (repeat--) {
          executeMacroRegister(cm, vim, macroModeState, registerName);
        }
      },
      enterMacroRecordMode: function (cm, actionArgs) {
        var macroModeState = vimGlobalState.macroModeState;
        var registerName = actionArgs.selectedCharacter;
        if (vimGlobalState.registerController.isValidRegister(registerName)) {
          macroModeState.enterMacroRecordMode(cm, registerName);
        }
      },
      toggleOverwrite: function (cm) {
        if (!cm.state.overwrite) {
          cm.toggleOverwrite(true);
          cm.setOption('keyMap', 'vim-replace');
          CodeMirror.signal(cm, 'vim-mode-change', { mode: 'replace' });
        } else {
          cm.toggleOverwrite(false);
          cm.setOption('keyMap', 'vim-insert');
          CodeMirror.signal(cm, 'vim-mode-change', { mode: 'insert' });
        }
      },
      enterInsertMode: function (cm, actionArgs, vim) {
        if (cm.getOption('readOnly')) {
          return;
        }
        vim.insertMode = true;
        vim.insertModeRepeat = (actionArgs && actionArgs.repeat) || 1;
        var insertAt = actionArgs ? actionArgs.insertAt : null;
        var sel = vim.sel;
        var head = actionArgs.head || cm.getCursor('head');
        var height = cm.listSelections().length;
        if (insertAt == 'eol') {
          head = new Pos(head.line, lineLength(cm, head.line));
        } else if (insertAt == 'bol') {
          head = new Pos(head.line, 0);
        } else if (insertAt == 'charAfter') {
          var newPosition = updateSelectionForSurrogateCharacters(cm, head, offsetCursor(head, 0, 1));
          head = newPosition.end;
        } else if (insertAt == 'firstNonBlank') {
          var newPosition = updateSelectionForSurrogateCharacters(
            cm,
            head,
            motions.moveToFirstNonWhiteSpaceCharacter(cm, head),
          );
          head = newPosition.end;
        } else if (insertAt == 'startOfSelectedArea') {
          if (!vim.visualMode) return;
          if (!vim.visualBlock) {
            if (sel.head.line < sel.anchor.line) {
              head = sel.head;
            } else {
              head = new Pos(sel.anchor.line, 0);
            }
          } else {
            head = new Pos(Math.min(sel.head.line, sel.anchor.line), Math.min(sel.head.ch, sel.anchor.ch));
            height = Math.abs(sel.head.line - sel.anchor.line) + 1;
          }
        } else if (insertAt == 'endOfSelectedArea') {
          if (!vim.visualMode) return;
          if (!vim.visualBlock) {
            if (sel.head.line >= sel.anchor.line) {
              head = offsetCursor(sel.head, 0, 1);
            } else {
              head = new Pos(sel.anchor.line, 0);
            }
          } else {
            head = new Pos(Math.min(sel.head.line, sel.anchor.line), Math.max(sel.head.ch, sel.anchor.ch) + 1);
            height = Math.abs(sel.head.line - sel.anchor.line) + 1;
          }
        } else if (insertAt == 'inplace') {
          if (vim.visualMode) {
            return;
          }
        } else if (insertAt == 'lastEdit') {
          head = getLastEditPos(cm) || head;
        }
        cm.setOption('disableInput', false);
        if (actionArgs && actionArgs.replace) {
          cm.toggleOverwrite(true);
          cm.setOption('keyMap', 'vim-replace');
          CodeMirror.signal(cm, 'vim-mode-change', { mode: 'replace' });
        } else {
          cm.toggleOverwrite(false);
          cm.setOption('keyMap', 'vim-insert');
          CodeMirror.signal(cm, 'vim-mode-change', { mode: 'insert' });
        }
        if (!vimGlobalState.macroModeState.isPlaying) {
          cm.on('change', onChange);
          CodeMirror.on(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
        }
        if (vim.visualMode) {
          exitVisualMode(cm);
        }
        selectForInsert(cm, head, height);
      },
      toggleVisualMode: function (cm, actionArgs, vim) {
        var repeat = actionArgs.repeat;
        var anchor = cm.getCursor();
        var head;
        if (!vim.visualMode) {
          vim.visualMode = true;
          vim.visualLine = !!actionArgs.linewise;
          vim.visualBlock = !!actionArgs.blockwise;
          head = clipCursorToContent(cm, new Pos(anchor.line, anchor.ch + repeat - 1));
          var newPosition = updateSelectionForSurrogateCharacters(cm, anchor, head);
          vim.sel = {
            anchor: newPosition.start,
            head: newPosition.end,
          };
          CodeMirror.signal(cm, 'vim-mode-change', {
            mode: 'visual',
            subMode: vim.visualLine ? 'linewise' : vim.visualBlock ? 'blockwise' : '',
          });
          updateCmSelection(cm);
          updateMark(cm, vim, '<', cursorMin(anchor, head));
          updateMark(cm, vim, '>', cursorMax(anchor, head));
        } else if (vim.visualLine ^ actionArgs.linewise || vim.visualBlock ^ actionArgs.blockwise) {
          vim.visualLine = !!actionArgs.linewise;
          vim.visualBlock = !!actionArgs.blockwise;
          CodeMirror.signal(cm, 'vim-mode-change', {
            mode: 'visual',
            subMode: vim.visualLine ? 'linewise' : vim.visualBlock ? 'blockwise' : '',
          });
          updateCmSelection(cm);
        } else {
          exitVisualMode(cm);
        }
      },
      reselectLastSelection: function (cm, _actionArgs, vim) {
        var lastSelection = vim.lastSelection;
        if (vim.visualMode) {
          updateLastSelection(cm, vim);
        }
        if (lastSelection) {
          var anchor = lastSelection.anchorMark.find();
          var head = lastSelection.headMark.find();
          if (!anchor || !head) {
            return;
          }
          vim.sel = {
            anchor: anchor,
            head: head,
          };
          vim.visualMode = true;
          vim.visualLine = lastSelection.visualLine;
          vim.visualBlock = lastSelection.visualBlock;
          updateCmSelection(cm);
          updateMark(cm, vim, '<', cursorMin(anchor, head));
          updateMark(cm, vim, '>', cursorMax(anchor, head));
          CodeMirror.signal(cm, 'vim-mode-change', {
            mode: 'visual',
            subMode: vim.visualLine ? 'linewise' : vim.visualBlock ? 'blockwise' : '',
          });
        }
      },
      joinLines: function (cm, actionArgs, vim) {
        var curStart, curEnd;
        if (vim.visualMode) {
          curStart = cm.getCursor('anchor');
          curEnd = cm.getCursor('head');
          if (cursorIsBefore(curEnd, curStart)) {
            var tmp = curEnd;
            curEnd = curStart;
            curStart = tmp;
          }
          curEnd.ch = lineLength(cm, curEnd.line) - 1;
        } else {
          var repeat = Math.max(actionArgs.repeat, 2);
          curStart = cm.getCursor();
          curEnd = clipCursorToContent(cm, new Pos(curStart.line + repeat - 1, Infinity));
        }
        var finalCh = 0;
        for (var i = curStart.line; i < curEnd.line; i++) {
          finalCh = lineLength(cm, curStart.line);
          var text = '';
          var nextStartCh = 0;
          if (!actionArgs.keepSpaces) {
            var nextLine = cm.getLine(curStart.line + 1);
            nextStartCh = nextLine.search(/\S/);
            if (nextStartCh == -1) {
              nextStartCh = nextLine.length;
            } else {
              text = ' ';
            }
          }
          cm.replaceRange(text, new Pos(curStart.line, finalCh), new Pos(curStart.line + 1, nextStartCh));
        }
        var curFinalPos = clipCursorToContent(cm, new Pos(curStart.line, finalCh));
        if (vim.visualMode) {
          exitVisualMode(cm, false);
        }
        cm.setCursor(curFinalPos);
      },
      newLineAndEnterInsertMode: function (cm, actionArgs, vim) {
        vim.insertMode = true;
        var insertAt = copyCursor(cm.getCursor());
        if (insertAt.line === cm.firstLine() && !actionArgs.after) {
          cm.replaceRange('\n', new Pos(cm.firstLine(), 0));
          cm.setCursor(cm.firstLine(), 0);
        } else {
          insertAt.line = actionArgs.after ? insertAt.line : insertAt.line - 1;
          insertAt.ch = lineLength(cm, insertAt.line);
          cm.setCursor(insertAt);
          var newlineFn = CodeMirror.commands.newlineAndIndentContinueComment || CodeMirror.commands.newlineAndIndent;
          newlineFn(cm);
        }
        this.enterInsertMode(cm, { repeat: actionArgs.repeat }, vim);
      },
      paste: function (cm, actionArgs, vim) {
        var _this = this;
        var register = vimGlobalState.registerController.getRegister(actionArgs.registerName);
        if (actionArgs.registerName === '+') {
          navigator.clipboard.readText().then(function (value) {
            _this.continuePaste(cm, actionArgs, vim, value, register);
          });
        } else {
          var text = register.toString();
          this.continuePaste(cm, actionArgs, vim, text, register);
        }
      },
      continuePaste: function (cm, actionArgs, vim, text, register) {
        var cur = copyCursor(cm.getCursor());
        if (!text) {
          return;
        }
        if (actionArgs.matchIndent) {
          var tabSize = cm.getOption('tabSize');
          var whitespaceLength = function (str) {
            var tabs = str.split('\t').length - 1;
            var spaces = str.split(' ').length - 1;
            return tabs * tabSize + spaces * 1;
          };
          var currentLine = cm.getLine(cm.getCursor().line);
          var indent = whitespaceLength(currentLine.match(/^\s*/)[0]);
          var chompedText = text.replace(/\n$/, '');
          var wasChomped = text !== chompedText;
          var firstIndent = whitespaceLength(text.match(/^\s*/)[0]);
          var text = chompedText.replace(/^\s*/gm, function (wspace) {
            var newIndent = indent + (whitespaceLength(wspace) - firstIndent);
            if (newIndent < 0) {
              return '';
            } else if (cm.getOption('indentWithTabs')) {
              var quotient = Math.floor(newIndent / tabSize);
              return Array(quotient + 1).join('\t');
            } else {
              return Array(newIndent + 1).join(' ');
            }
          });
          text += wasChomped ? '\n' : '';
        }
        if (actionArgs.repeat > 1) {
          var text = Array(actionArgs.repeat + 1).join(text);
        }
        var linewise = register.linewise;
        var blockwise = register.blockwise;
        if (blockwise) {
          text = text.split('\n');
          if (linewise) {
            text.pop();
          }
          for (var i = 0; i < text.length; i++) {
            text[i] = text[i] == '' ? ' ' : text[i];
          }
          cur.ch += actionArgs.after ? 1 : 0;
          cur.ch = Math.min(lineLength(cm, cur.line), cur.ch);
        } else if (linewise) {
          if (vim.visualMode) {
            text = vim.visualLine ? text.slice(0, -1) : '\n' + text.slice(0, text.length - 1) + '\n';
          } else if (actionArgs.after) {
            text = '\n' + text.slice(0, text.length - 1);
            cur.ch = lineLength(cm, cur.line);
          } else {
            cur.ch = 0;
          }
        } else {
          cur.ch += actionArgs.after ? 1 : 0;
        }
        var curPosFinal;
        var idx;
        if (vim.visualMode) {
          vim.lastPastedText = text;
          var lastSelectionCurEnd;
          var selectedArea = getSelectedAreaRange(cm, vim);
          var selectionStart = selectedArea[0];
          var selectionEnd = selectedArea[1];
          var selectedText = cm.getSelection();
          var selections = cm.listSelections();
          var emptyStrings = new Array(selections.length).join('1').split('1');
          if (vim.lastSelection) {
            lastSelectionCurEnd = vim.lastSelection.headMark.find();
          }
          vimGlobalState.registerController.unnamedRegister.setText(selectedText);
          if (blockwise) {
            cm.replaceSelections(emptyStrings);
            selectionEnd = new Pos(selectionStart.line + text.length - 1, selectionStart.ch);
            cm.setCursor(selectionStart);
            selectBlock(cm, selectionEnd);
            cm.replaceSelections(text);
            curPosFinal = selectionStart;
          } else if (vim.visualBlock) {
            cm.replaceSelections(emptyStrings);
            cm.setCursor(selectionStart);
            cm.replaceRange(text, selectionStart, selectionStart);
            curPosFinal = selectionStart;
          } else {
            cm.replaceRange(text, selectionStart, selectionEnd);
            curPosFinal = cm.posFromIndex(cm.indexFromPos(selectionStart) + text.length - 1);
          }
          if (lastSelectionCurEnd) {
            vim.lastSelection.headMark = cm.setBookmark(lastSelectionCurEnd);
          }
          if (linewise) {
            curPosFinal.ch = 0;
          }
        } else {
          if (blockwise) {
            cm.setCursor(cur);
            for (var i = 0; i < text.length; i++) {
              var line = cur.line + i;
              if (line > cm.lastLine()) {
                cm.replaceRange('\n', new Pos(line, 0));
              }
              var lastCh = lineLength(cm, line);
              if (lastCh < cur.ch) {
                extendLineToColumn(cm, line, cur.ch);
              }
            }
            cm.setCursor(cur);
            selectBlock(cm, new Pos(cur.line + text.length - 1, cur.ch));
            cm.replaceSelections(text);
            curPosFinal = cur;
          } else {
            cm.replaceRange(text, cur);
            if (linewise && actionArgs.after) {
              curPosFinal = new Pos(cur.line + 1, findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line + 1)));
            } else if (linewise && !actionArgs.after) {
              curPosFinal = new Pos(cur.line, findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line)));
            } else if (!linewise && actionArgs.after) {
              idx = cm.indexFromPos(cur);
              curPosFinal = cm.posFromIndex(idx + text.length - 1);
            } else {
              idx = cm.indexFromPos(cur);
              curPosFinal = cm.posFromIndex(idx + text.length);
            }
          }
        }
        if (vim.visualMode) {
          exitVisualMode(cm, false);
        }
        cm.setCursor(curPosFinal);
      },
      undo: function (cm, actionArgs) {
        cm.operation(function () {
          repeatFn(cm, CodeMirror.commands.undo, actionArgs.repeat)();
          cm.setCursor(clipCursorToContent(cm, cm.getCursor('start')));
        });
      },
      redo: function (cm, actionArgs) {
        repeatFn(cm, CodeMirror.commands.redo, actionArgs.repeat)();
      },
      setRegister: function (_cm, actionArgs, vim) {
        vim.inputState.registerName = actionArgs.selectedCharacter;
      },
      setMark: function (cm, actionArgs, vim) {
        var markName = actionArgs.selectedCharacter;
        updateMark(cm, vim, markName, cm.getCursor());
      },
      replace: function (cm, actionArgs, vim) {
        var replaceWith = actionArgs.selectedCharacter;
        var curStart = cm.getCursor();
        var replaceTo;
        var curEnd;
        var selections = cm.listSelections();
        if (vim.visualMode) {
          curStart = cm.getCursor('start');
          curEnd = cm.getCursor('end');
        } else {
          var line = cm.getLine(curStart.line);
          replaceTo = curStart.ch + actionArgs.repeat;
          if (replaceTo > line.length) {
            replaceTo = line.length;
          }
          curEnd = new Pos(curStart.line, replaceTo);
        }
        var newPositions = updateSelectionForSurrogateCharacters(cm, curStart, curEnd);
        curStart = newPositions.start;
        curEnd = newPositions.end;
        if (replaceWith == '\n') {
          if (!vim.visualMode) cm.replaceRange('', curStart, curEnd);
          (CodeMirror.commands.newlineAndIndentContinueComment || CodeMirror.commands.newlineAndIndent)(cm);
        } else {
          var replaceWithStr = cm.getRange(curStart, curEnd);
          replaceWithStr = replaceWithStr.replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g, replaceWith);
          replaceWithStr = replaceWithStr.replace(/[^\n]/g, replaceWith);
          if (vim.visualBlock) {
            var spaces = new Array(cm.getOption('tabSize') + 1).join(' ');
            replaceWithStr = cm.getSelection();
            replaceWithStr = replaceWithStr.replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g, replaceWith);
            replaceWithStr = replaceWithStr.replace(/\t/g, spaces).replace(/[^\n]/g, replaceWith).split('\n');
            cm.replaceSelections(replaceWithStr);
          } else {
            cm.replaceRange(replaceWithStr, curStart, curEnd);
          }
          if (vim.visualMode) {
            curStart = cursorIsBefore(selections[0].anchor, selections[0].head)
              ? selections[0].anchor
              : selections[0].head;
            cm.setCursor(curStart);
            exitVisualMode(cm, false);
          } else {
            cm.setCursor(offsetCursor(curEnd, 0, -1));
          }
        }
      },
      incrementNumberToken: function (cm, actionArgs) {
        var cur = cm.getCursor();
        var lineStr = cm.getLine(cur.line);
        var re = /(-?)(?:(0x)([\da-f]+)|(0b|0|)(\d+))/gi;
        var match;
        var start;
        var end;
        var numberStr;
        while ((match = re.exec(lineStr)) !== null) {
          start = match.index;
          end = start + match[0].length;
          if (cur.ch < end) break;
        }
        if (!actionArgs.backtrack && end <= cur.ch) return;
        if (match) {
          var baseStr = match[2] || match[4];
          var digits = match[3] || match[5];
          var increment = actionArgs.increase ? 1 : -1;
          var base = { '0b': 2, 0: 8, '': 10, '0x': 16 }[baseStr.toLowerCase()];
          var number = parseInt(match[1] + digits, base) + increment * actionArgs.repeat;
          numberStr = number.toString(base);
          var zeroPadding = baseStr ? new Array(digits.length - numberStr.length + 1 + match[1].length).join('0') : '';
          if (numberStr.charAt(0) === '-') {
            numberStr = '-' + baseStr + zeroPadding + numberStr.substr(1);
          } else {
            numberStr = baseStr + zeroPadding + numberStr;
          }
          var from = new Pos(cur.line, start);
          var to = new Pos(cur.line, end);
          cm.replaceRange(numberStr, from, to);
        } else {
          return;
        }
        cm.setCursor(new Pos(cur.line, start + numberStr.length - 1));
      },
      repeatLastEdit: function (cm, actionArgs, vim) {
        var lastEditInputState = vim.lastEditInputState;
        if (!lastEditInputState) {
          return;
        }
        var repeat = actionArgs.repeat;
        if (repeat && actionArgs.repeatIsExplicit) {
          vim.lastEditInputState.repeatOverride = repeat;
        } else {
          repeat = vim.lastEditInputState.repeatOverride || repeat;
        }
        repeatLastEdit(cm, vim, repeat, false /** repeatForInsert */);
      },
      indent: function (cm, actionArgs) {
        cm.indentLine(cm.getCursor().line, actionArgs.indentRight);
      },
      exitInsertMode: exitInsertMode,
    };
    function defineAction(name, fn) {
      actions[name] = fn;
    }
    function clipCursorToContent(cm, cur, oldCur) {
      var vim = cm.state.vim;
      var includeLineBreak = vim.insertMode || vim.visualMode;
      var line = Math.min(Math.max(cm.firstLine(), cur.line), cm.lastLine());
      var text = cm.getLine(line);
      var maxCh = text.length - 1 + !!includeLineBreak;
      var ch = Math.min(Math.max(0, cur.ch), maxCh);
      var charCode = text.charCodeAt(ch);
      if (0xdc00 < charCode && charCode < 0xdfff) {
        var direction = 1;
        if (oldCur && oldCur.line == line) {
          if (oldCur.ch > ch) {
            direction = -1;
          }
        }
        ch += direction;
        if (ch > maxCh) ch -= 2;
      }
      return new Pos(line, ch);
    }
    function copyArgs(args) {
      var ret = {};
      for (var prop in args) {
        if (args.hasOwnProperty(prop)) {
          ret[prop] = args[prop];
        }
      }
      return ret;
    }
    function offsetCursor(cur, offsetLine, offsetCh) {
      if (typeof offsetLine === 'object') {
        offsetCh = offsetLine.ch;
        offsetLine = offsetLine.line;
      }
      return new Pos(cur.line + offsetLine, cur.ch + offsetCh);
    }
    function commandMatches(keys, keyMap, context, inputState) {
      var match,
        partial = [],
        full = [];
      for (var i = 0; i < keyMap.length; i++) {
        var command = keyMap[i];
        if (
          (context == 'insert' && command.context != 'insert') ||
          (command.context && command.context != context) ||
          (inputState.operator && command.type == 'action') ||
          !(match = commandMatch(keys, command.keys))
        ) {
          continue;
        }
        if (match == 'partial') {
          partial.push(command);
        }
        if (match == 'full') {
          full.push(command);
        }
      }
      return {
        partial: partial.length && partial,
        full: full.length && full,
      };
    }
    function commandMatch(pressed, mapped) {
      if (mapped.slice(-11) == '<character>') {
        var prefixLen = mapped.length - 11;
        var pressedPrefix = pressed.slice(0, prefixLen);
        var mappedPrefix = mapped.slice(0, prefixLen);
        return pressedPrefix == mappedPrefix && pressed.length > prefixLen
          ? 'full'
          : mappedPrefix.indexOf(pressedPrefix) == 0
          ? 'partial'
          : false;
      } else {
        return pressed == mapped ? 'full' : mapped.indexOf(pressed) == 0 ? 'partial' : false;
      }
    }
    function lastChar(keys) {
      var match = /^.*(<[^>]+>)$/.exec(keys);
      var selectedCharacter = match ? match[1] : keys.slice(-1);
      if (selectedCharacter.length > 1) {
        switch (selectedCharacter) {
          case '<CR>':
            selectedCharacter = '\n';
            break;
          case '<Space>':
            selectedCharacter = ' ';
            break;
          default:
            selectedCharacter = '';
            break;
        }
      }
      return selectedCharacter;
    }
    function repeatFn(cm, fn, repeat) {
      return function () {
        for (var i = 0; i < repeat; i++) {
          fn(cm);
        }
      };
    }
    function copyCursor(cur) {
      return new Pos(cur.line, cur.ch);
    }
    function cursorEqual(cur1, cur2) {
      return cur1.ch == cur2.ch && cur1.line == cur2.line;
    }
    function cursorIsBefore(cur1, cur2) {
      if (cur1.line < cur2.line) {
        return true;
      }
      if (cur1.line == cur2.line && cur1.ch < cur2.ch) {
        return true;
      }
      return false;
    }
    function cursorMin(cur1, cur2) {
      if (arguments.length > 2) {
        cur2 = cursorMin.apply(undefined, Array.prototype.slice.call(arguments, 1));
      }
      return cursorIsBefore(cur1, cur2) ? cur1 : cur2;
    }
    function cursorMax(cur1, cur2) {
      if (arguments.length > 2) {
        cur2 = cursorMax.apply(undefined, Array.prototype.slice.call(arguments, 1));
      }
      return cursorIsBefore(cur1, cur2) ? cur2 : cur1;
    }
    function cursorIsBetween(cur1, cur2, cur3) {
      var cur1before2 = cursorIsBefore(cur1, cur2);
      var cur2before3 = cursorIsBefore(cur2, cur3);
      return cur1before2 && cur2before3;
    }
    function lineLength(cm, lineNum) {
      return cm.getLine(lineNum).length;
    }
    function trim(s) {
      if (s.trim) {
        return s.trim();
      }
      return s.replace(/^\s+|\s+$/g, '');
    }
    function escapeRegex(s) {
      return s.replace(/([.?*+$\[\]\/\\(){}|\-])/g, '\\$1');
    }
    function extendLineToColumn(cm, lineNum, column) {
      var endCh = lineLength(cm, lineNum);
      var spaces = new Array(column - endCh + 1).join(' ');
      cm.setCursor(new Pos(lineNum, endCh));
      cm.replaceRange(spaces, cm.getCursor());
    }
    function selectBlock(cm, selectionEnd) {
      var selections = [],
        ranges = cm.listSelections();
      var head = copyCursor(cm.clipPos(selectionEnd));
      var isClipped = !cursorEqual(selectionEnd, head);
      var curHead = cm.getCursor('head');
      var primIndex = getIndex(ranges, curHead);
      var wasClipped = cursorEqual(ranges[primIndex].head, ranges[primIndex].anchor);
      var max = ranges.length - 1;
      var index = max - primIndex > primIndex ? max : 0;
      var base = ranges[index].anchor;
      var firstLine = Math.min(base.line, head.line);
      var lastLine = Math.max(base.line, head.line);
      var baseCh = base.ch,
        headCh = head.ch;
      var dir = ranges[index].head.ch - baseCh;
      var newDir = headCh - baseCh;
      if (dir > 0 && newDir <= 0) {
        baseCh++;
        if (!isClipped) {
          headCh--;
        }
      } else if (dir < 0 && newDir >= 0) {
        baseCh--;
        if (!wasClipped) {
          headCh++;
        }
      } else if (dir < 0 && newDir == -1) {
        baseCh--;
        headCh++;
      }
      for (var line = firstLine; line <= lastLine; line++) {
        var range = { anchor: new Pos(line, baseCh), head: new Pos(line, headCh) };
        selections.push(range);
      }
      cm.setSelections(selections);
      selectionEnd.ch = headCh;
      base.ch = baseCh;
      return base;
    }
    function selectForInsert(cm, head, height) {
      var sel = [];
      for (var i = 0; i < height; i++) {
        var lineHead = offsetCursor(head, i, 0);
        sel.push({ anchor: lineHead, head: lineHead });
      }
      cm.setSelections(sel, 0);
    }
    function getIndex(ranges, cursor, end) {
      for (var i = 0; i < ranges.length; i++) {
        var atAnchor = end != 'head' && cursorEqual(ranges[i].anchor, cursor);
        var atHead = end != 'anchor' && cursorEqual(ranges[i].head, cursor);
        if (atAnchor || atHead) {
          return i;
        }
      }
      return -1;
    }
    function getSelectedAreaRange(cm, vim) {
      var lastSelection = vim.lastSelection;
      var getCurrentSelectedAreaRange = function () {
        var selections = cm.listSelections();
        var start = selections[0];
        var end = selections[selections.length - 1];
        var selectionStart = cursorIsBefore(start.anchor, start.head) ? start.anchor : start.head;
        var selectionEnd = cursorIsBefore(end.anchor, end.head) ? end.head : end.anchor;
        return [selectionStart, selectionEnd];
      };
      var getLastSelectedAreaRange = function () {
        var selectionStart = cm.getCursor();
        var selectionEnd = cm.getCursor();
        var block = lastSelection.visualBlock;
        if (block) {
          var width = block.width;
          var height = block.height;
          selectionEnd = new Pos(selectionStart.line + height, selectionStart.ch + width);
          var selections = [];
          for (var i = selectionStart.line; i < selectionEnd.line; i++) {
            var anchor = new Pos(i, selectionStart.ch);
            var head = new Pos(i, selectionEnd.ch);
            var range = { anchor: anchor, head: head };
            selections.push(range);
          }
          cm.setSelections(selections);
        } else {
          var start = lastSelection.anchorMark.find();
          var end = lastSelection.headMark.find();
          var line = end.line - start.line;
          var ch = end.ch - start.ch;
          selectionEnd = { line: selectionEnd.line + line, ch: line ? selectionEnd.ch : ch + selectionEnd.ch };
          if (lastSelection.visualLine) {
            selectionStart = new Pos(selectionStart.line, 0);
            selectionEnd = new Pos(selectionEnd.line, lineLength(cm, selectionEnd.line));
          }
          cm.setSelection(selectionStart, selectionEnd);
        }
        return [selectionStart, selectionEnd];
      };
      if (!vim.visualMode) {
        return getLastSelectedAreaRange();
      } else {
        return getCurrentSelectedAreaRange();
      }
    }
    function updateLastSelection(cm, vim) {
      var anchor = vim.sel.anchor;
      var head = vim.sel.head;
      if (vim.lastPastedText) {
        head = cm.posFromIndex(cm.indexFromPos(anchor) + vim.lastPastedText.length);
        vim.lastPastedText = null;
      }
      vim.lastSelection = {
        anchorMark: cm.setBookmark(anchor),
        headMark: cm.setBookmark(head),
        anchor: copyCursor(anchor),
        head: copyCursor(head),
        visualMode: vim.visualMode,
        visualLine: vim.visualLine,
        visualBlock: vim.visualBlock,
      };
    }
    function expandSelection(cm, start, end) {
      var sel = cm.state.vim.sel;
      var head = sel.head;
      var anchor = sel.anchor;
      var tmp;
      if (cursorIsBefore(end, start)) {
        tmp = end;
        end = start;
        start = tmp;
      }
      if (cursorIsBefore(head, anchor)) {
        head = cursorMin(start, head);
        anchor = cursorMax(anchor, end);
      } else {
        anchor = cursorMin(start, anchor);
        head = cursorMax(head, end);
        head = offsetCursor(head, 0, -1);
        if (head.ch == -1 && head.line != cm.firstLine()) {
          head = new Pos(head.line - 1, lineLength(cm, head.line - 1));
        }
      }
      return [anchor, head];
    }
    function updateCmSelection(cm, sel, mode) {
      var vim = cm.state.vim;
      sel = sel || vim.sel;
      var mode = mode || vim.visualLine ? 'line' : vim.visualBlock ? 'block' : 'char';
      var cmSel = makeCmSelection(cm, sel, mode);
      cm.setSelections(cmSel.ranges, cmSel.primary);
    }
    function makeCmSelection(cm, sel, mode, exclusive) {
      var head = copyCursor(sel.head);
      var anchor = copyCursor(sel.anchor);
      if (mode == 'char') {
        var headOffset = !exclusive && !cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
        var anchorOffset = cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
        head = offsetCursor(sel.head, 0, headOffset);
        anchor = offsetCursor(sel.anchor, 0, anchorOffset);
        return {
          ranges: [{ anchor: anchor, head: head }],
          primary: 0,
        };
      } else if (mode == 'line') {
        if (!cursorIsBefore(sel.head, sel.anchor)) {
          anchor.ch = 0;
          var lastLine = cm.lastLine();
          if (head.line > lastLine) {
            head.line = lastLine;
          }
          head.ch = lineLength(cm, head.line);
        } else {
          head.ch = 0;
          anchor.ch = lineLength(cm, anchor.line);
        }
        return {
          ranges: [{ anchor: anchor, head: head }],
          primary: 0,
        };
      } else if (mode == 'block') {
        var top = Math.min(anchor.line, head.line),
          fromCh = anchor.ch,
          bottom = Math.max(anchor.line, head.line),
          toCh = head.ch;
        if (fromCh < toCh) {
          toCh += 1;
        } else {
          fromCh += 1;
        }
        var height = bottom - top + 1;
        var primary = head.line == top ? 0 : height - 1;
        var ranges = [];
        for (var i = 0; i < height; i++) {
          ranges.push({
            anchor: new Pos(top + i, fromCh),
            head: new Pos(top + i, toCh),
          });
        }
        return {
          ranges: ranges,
          primary: primary,
        };
      }
    }
    function getHead(cm) {
      var cur = cm.getCursor('head');
      if (cm.getSelection().length == 1) {
        cur = cursorMin(cur, cm.getCursor('anchor'));
      }
      return cur;
    }
    function exitVisualMode(cm, moveHead) {
      var vim = cm.state.vim;
      if (moveHead !== false) {
        cm.setCursor(clipCursorToContent(cm, vim.sel.head));
      }
      updateLastSelection(cm, vim);
      vim.visualMode = false;
      vim.visualLine = false;
      vim.visualBlock = false;
      if (!vim.insertMode) CodeMirror.signal(cm, 'vim-mode-change', { mode: 'normal' });
    }
    function clipToLine(cm, curStart, curEnd) {
      var selection = cm.getRange(curStart, curEnd);
      if (/\n\s*$/.test(selection)) {
        var lines = selection.split('\n');
        lines.pop();
        var line;
        for (var line = lines.pop(); lines.length > 0 && line && isWhiteSpaceString(line); line = lines.pop()) {
          curEnd.line--;
          curEnd.ch = 0;
        }
        if (line) {
          curEnd.line--;
          curEnd.ch = lineLength(cm, curEnd.line);
        } else {
          curEnd.ch = 0;
        }
      }
    }
    function expandSelectionToLine(_cm, curStart, curEnd) {
      curStart.ch = 0;
      curEnd.ch = 0;
      curEnd.line++;
    }
    function findFirstNonWhiteSpaceCharacter(text) {
      if (!text) {
        return 0;
      }
      var firstNonWS = text.search(/\S/);
      return firstNonWS == -1 ? text.length : firstNonWS;
    }
    function expandWordUnderCursor(cm, inclusive, _forward, bigWord, noSymbol) {
      var cur = getHead(cm);
      var line = cm.getLine(cur.line);
      var idx = cur.ch;
      var test = noSymbol ? wordCharTest[0] : bigWordCharTest[0];
      while (!test(line.charAt(idx))) {
        idx++;
        if (idx >= line.length) {
          return null;
        }
      }
      if (bigWord) {
        test = bigWordCharTest[0];
      } else {
        test = wordCharTest[0];
        if (!test(line.charAt(idx))) {
          test = wordCharTest[1];
        }
      }
      var end = idx,
        start = idx;
      while (test(line.charAt(end)) && end < line.length) {
        end++;
      }
      while (test(line.charAt(start)) && start >= 0) {
        start--;
      }
      start++;
      if (inclusive) {
        var wordEnd = end;
        while (/\s/.test(line.charAt(end)) && end < line.length) {
          end++;
        }
        if (wordEnd == end) {
          var wordStart = start;
          while (/\s/.test(line.charAt(start - 1)) && start > 0) {
            start--;
          }
          if (!start) {
            start = wordStart;
          }
        }
      }
      return { start: new Pos(cur.line, start), end: new Pos(cur.line, end) };
    }
    function expandTagUnderCursor(cm, head, inclusive) {
      var cur = head;
      if (!CodeMirror.findMatchingTag || !CodeMirror.findEnclosingTag) {
        return { start: cur, end: cur };
      }
      var tags = CodeMirror.findMatchingTag(cm, head) || CodeMirror.findEnclosingTag(cm, head);
      if (!tags || !tags.open || !tags.close) {
        return { start: cur, end: cur };
      }
      if (inclusive) {
        return { start: tags.open.from, end: tags.close.to };
      }
      return { start: tags.open.to, end: tags.close.from };
    }
    function recordJumpPosition(cm, oldCur, newCur) {
      if (!cursorEqual(oldCur, newCur)) {
        vimGlobalState.jumpList.add(cm, oldCur, newCur);
      }
    }
    function recordLastCharacterSearch(increment, args) {
      vimGlobalState.lastCharacterSearch.increment = increment;
      vimGlobalState.lastCharacterSearch.forward = args.forward;
      vimGlobalState.lastCharacterSearch.selectedCharacter = args.selectedCharacter;
    }
    var symbolToMode = {
      '(': 'bracket',
      ')': 'bracket',
      '{': 'bracket',
      '}': 'bracket',
      '[': 'section',
      ']': 'section',
      '*': 'comment',
      '/': 'comment',
      m: 'method',
      M: 'method',
      '#': 'preprocess',
    };
    var findSymbolModes = {
      bracket: {
        isComplete: function (state) {
          if (state.nextCh === state.symb) {
            state.depth++;
            if (state.depth >= 1) return true;
          } else if (state.nextCh === state.reverseSymb) {
            state.depth--;
          }
          return false;
        },
      },
      section: {
        init: function (state) {
          state.curMoveThrough = true;
          state.symb = (state.forward ? ']' : '[') === state.symb ? '{' : '}';
        },
        isComplete: function (state) {
          return state.index === 0 && state.nextCh === state.symb;
        },
      },
      comment: {
        isComplete: function (state) {
          var found = state.lastCh === '*' && state.nextCh === '/';
          state.lastCh = state.nextCh;
          return found;
        },
      },
      method: {
        init: function (state) {
          state.symb = state.symb === 'm' ? '{' : '}';
          state.reverseSymb = state.symb === '{' ? '}' : '{';
        },
        isComplete: function (state) {
          if (state.nextCh === state.symb) return true;
          return false;
        },
      },
      preprocess: {
        init: function (state) {
          state.index = 0;
        },
        isComplete: function (state) {
          if (state.nextCh === '#') {
            var token = state.lineText.match(/^#(\w+)/)[1];
            if (token === 'endif') {
              if (state.forward && state.depth === 0) {
                return true;
              }
              state.depth++;
            } else if (token === 'if') {
              if (!state.forward && state.depth === 0) {
                return true;
              }
              state.depth--;
            }
            if (token === 'else' && state.depth === 0) return true;
          }
          return false;
        },
      },
    };
    function findSymbol(cm, repeat, forward, symb) {
      var cur = copyCursor(cm.getCursor());
      var increment = forward ? 1 : -1;
      var endLine = forward ? cm.lineCount() : -1;
      var curCh = cur.ch;
      var line = cur.line;
      var lineText = cm.getLine(line);
      var state = {
        lineText: lineText,
        nextCh: lineText.charAt(curCh),
        lastCh: null,
        index: curCh,
        symb: symb,
        reverseSymb: (forward ? { ')': '(', '}': '{' } : { '(': ')', '{': '}' })[symb],
        forward: forward,
        depth: 0,
        curMoveThrough: false,
      };
      var mode = symbolToMode[symb];
      if (!mode) return cur;
      var init = findSymbolModes[mode].init;
      var isComplete = findSymbolModes[mode].isComplete;
      if (init) {
        init(state);
      }
      while (line !== endLine && repeat) {
        state.index += increment;
        state.nextCh = state.lineText.charAt(state.index);
        if (!state.nextCh) {
          line += increment;
          state.lineText = cm.getLine(line) || '';
          if (increment > 0) {
            state.index = 0;
          } else {
            var lineLen = state.lineText.length;
            state.index = lineLen > 0 ? lineLen - 1 : 0;
          }
          state.nextCh = state.lineText.charAt(state.index);
        }
        if (isComplete(state)) {
          cur.line = line;
          cur.ch = state.index;
          repeat--;
        }
      }
      if (state.nextCh || state.curMoveThrough) {
        return new Pos(line, state.index);
      }
      return cur;
    }
    function findWord(cm, cur, forward, bigWord, emptyLineIsWord) {
      var lineNum = cur.line;
      var pos = cur.ch;
      var line = cm.getLine(lineNum);
      var dir = forward ? 1 : -1;
      var charTests = bigWord ? bigWordCharTest : wordCharTest;
      if (emptyLineIsWord && line == '') {
        lineNum += dir;
        line = cm.getLine(lineNum);
        if (!isLine(cm, lineNum)) {
          return null;
        }
        pos = forward ? 0 : line.length;
      }
      while (true) {
        if (emptyLineIsWord && line == '') {
          return { from: 0, to: 0, line: lineNum };
        }
        var stop = dir > 0 ? line.length : -1;
        var wordStart = stop,
          wordEnd = stop;
        while (pos != stop) {
          var foundWord = false;
          for (var i = 0; i < charTests.length && !foundWord; ++i) {
            if (charTests[i](line.charAt(pos))) {
              wordStart = pos;
              while (pos != stop && charTests[i](line.charAt(pos))) {
                pos += dir;
              }
              wordEnd = pos;
              foundWord = wordStart != wordEnd;
              if (wordStart == cur.ch && lineNum == cur.line && wordEnd == wordStart + dir) {
                continue;
              } else {
                return {
                  from: Math.min(wordStart, wordEnd + 1),
                  to: Math.max(wordStart, wordEnd),
                  line: lineNum,
                };
              }
            }
          }
          if (!foundWord) {
            pos += dir;
          }
        }
        lineNum += dir;
        if (!isLine(cm, lineNum)) {
          return null;
        }
        line = cm.getLine(lineNum);
        pos = dir > 0 ? 0 : line.length;
      }
    }
    function moveToWord(cm, cur, repeat, forward, wordEnd, bigWord) {
      var curStart = copyCursor(cur);
      var words = [];
      if ((forward && !wordEnd) || (!forward && wordEnd)) {
        repeat++;
      }
      var emptyLineIsWord = !(forward && wordEnd);
      for (var i = 0; i < repeat; i++) {
        var word = findWord(cm, cur, forward, bigWord, emptyLineIsWord);
        if (!word) {
          var eodCh = lineLength(cm, cm.lastLine());
          words.push(forward ? { line: cm.lastLine(), from: eodCh, to: eodCh } : { line: 0, from: 0, to: 0 });
          break;
        }
        words.push(word);
        cur = new Pos(word.line, forward ? word.to - 1 : word.from);
      }
      var shortCircuit = words.length != repeat;
      var firstWord = words[0];
      var lastWord = words.pop();
      if (forward && !wordEnd) {
        if (!shortCircuit && (firstWord.from != curStart.ch || firstWord.line != curStart.line)) {
          lastWord = words.pop();
        }
        return new Pos(lastWord.line, lastWord.from);
      } else if (forward && wordEnd) {
        return new Pos(lastWord.line, lastWord.to - 1);
      } else if (!forward && wordEnd) {
        if (!shortCircuit && (firstWord.to != curStart.ch || firstWord.line != curStart.line)) {
          lastWord = words.pop();
        }
        return new Pos(lastWord.line, lastWord.to);
      } else {
        return new Pos(lastWord.line, lastWord.from);
      }
    }
    function moveToEol(cm, head, motionArgs, vim, keepHPos) {
      var cur = head;
      var retval = new Pos(cur.line + motionArgs.repeat - 1, Infinity);
      var end = cm.clipPos(retval);
      end.ch--;
      if (!keepHPos) {
        vim.lastHPos = Infinity;
        vim.lastHSPos = cm.charCoords(end, 'div').left;
      }
      return retval;
    }
    function moveToCharacter(cm, repeat, forward, character) {
      var cur = cm.getCursor();
      var start = cur.ch;
      var idx;
      for (var i = 0; i < repeat; i++) {
        var line = cm.getLine(cur.line);
        idx = charIdxInLine(start, line, character, forward, true);
        if (idx == -1) {
          return null;
        }
        start = idx;
      }
      return new Pos(cm.getCursor().line, idx);
    }
    function moveToColumn(cm, repeat) {
      var line = cm.getCursor().line;
      return clipCursorToContent(cm, new Pos(line, repeat - 1));
    }
    function updateMark(cm, vim, markName, pos) {
      if (!inArray(markName, validMarks)) {
        return;
      }
      if (vim.marks[markName]) {
        vim.marks[markName].clear();
      }
      vim.marks[markName] = cm.setBookmark(pos);
    }
    function charIdxInLine(start, line, character, forward, includeChar) {
      var idx;
      if (forward) {
        idx = line.indexOf(character, start + 1);
        if (idx != -1 && !includeChar) {
          idx -= 1;
        }
      } else {
        idx = line.lastIndexOf(character, start - 1);
        if (idx != -1 && !includeChar) {
          idx += 1;
        }
      }
      return idx;
    }
    function findParagraph(cm, head, repeat, dir, inclusive) {
      var line = head.line;
      var min = cm.firstLine();
      var max = cm.lastLine();
      var start,
        end,
        i = line;
      function isEmpty(i) {
        return !/\S/.test(cm.getLine(i));
      } // ace_patch
      function isBoundary(i, dir, any) {
        if (any) {
          return isEmpty(i) != isEmpty(i + dir);
        }
        return !isEmpty(i) && isEmpty(i + dir);
      }
      function skipFold(i) {
        dir = dir > 0 ? 1 : -1;
        var foldLine = cm.ace.session.getFoldLine(i);
        if (foldLine) {
          if (i + dir > foldLine.start.row && i + dir < foldLine.end.row)
            dir = (dir > 0 ? foldLine.end.row : foldLine.start.row) - i;
        }
      }
      if (dir) {
        while (min <= i && i <= max && repeat > 0) {
          skipFold(i);
          if (isBoundary(i, dir)) {
            repeat--;
          }
          i += dir;
        }
        return new Pos(i, 0);
      }
      var vim = cm.state.vim;
      if (vim.visualLine && isBoundary(line, 1, true)) {
        var anchor = vim.sel.anchor;
        if (isBoundary(anchor.line, -1, true)) {
          if (!inclusive || anchor.line != line) {
            line += 1;
          }
        }
      }
      var startState = isEmpty(line);
      for (i = line; i <= max && repeat; i++) {
        if (isBoundary(i, 1, true)) {
          if (!inclusive || isEmpty(i) != startState) {
            repeat--;
          }
        }
      }
      end = new Pos(i, 0);
      if (i > max && !startState) {
        startState = true;
      } else {
        inclusive = false;
      }
      for (i = line; i > min; i--) {
        if (!inclusive || isEmpty(i) == startState || i == line) {
          if (isBoundary(i, -1, true)) {
            break;
          }
        }
      }
      start = new Pos(i, 0);
      return { start: start, end: end };
    }
    function getSentence(cm, cur, repeat, dir, inclusive /*includes whitespace*/) {
      function nextChar(curr) {
        if (curr.pos + curr.dir < 0 || curr.pos + curr.dir >= curr.line.length) {
          curr.line = null;
        } else {
          curr.pos += curr.dir;
        }
      }
      function forward(cm, ln, pos, dir) {
        var line = cm.getLine(ln);
        var curr = {
          line: line,
          ln: ln,
          pos: pos,
          dir: dir,
        };
        if (curr.line === '') {
          return { ln: curr.ln, pos: curr.pos };
        }
        var lastSentencePos = curr.pos;
        nextChar(curr);
        while (curr.line !== null) {
          lastSentencePos = curr.pos;
          if (isEndOfSentenceSymbol(curr.line[curr.pos])) {
            if (!inclusive) {
              return { ln: curr.ln, pos: curr.pos + 1 };
            } else {
              nextChar(curr);
              while (curr.line !== null) {
                if (isWhiteSpaceString(curr.line[curr.pos])) {
                  lastSentencePos = curr.pos;
                  nextChar(curr);
                } else {
                  break;
                }
              }
              return { ln: curr.ln, pos: lastSentencePos + 1 };
            }
          }
          nextChar(curr);
        }
        return { ln: curr.ln, pos: lastSentencePos + 1 };
      }
      function reverse(cm, ln, pos, dir) {
        var line = cm.getLine(ln);
        var curr = {
          line: line,
          ln: ln,
          pos: pos,
          dir: dir,
        };
        if (curr.line === '') {
          return { ln: curr.ln, pos: curr.pos };
        }
        var lastSentencePos = curr.pos;
        nextChar(curr);
        while (curr.line !== null) {
          if (!isWhiteSpaceString(curr.line[curr.pos]) && !isEndOfSentenceSymbol(curr.line[curr.pos])) {
            lastSentencePos = curr.pos;
          } else if (isEndOfSentenceSymbol(curr.line[curr.pos])) {
            if (!inclusive) {
              return { ln: curr.ln, pos: lastSentencePos };
            } else {
              if (isWhiteSpaceString(curr.line[curr.pos + 1])) {
                return { ln: curr.ln, pos: curr.pos + 1 };
              } else {
                return { ln: curr.ln, pos: lastSentencePos };
              }
            }
          }
          nextChar(curr);
        }
        curr.line = line;
        if (inclusive && isWhiteSpaceString(curr.line[curr.pos])) {
          return { ln: curr.ln, pos: curr.pos };
        } else {
          return { ln: curr.ln, pos: lastSentencePos };
        }
      }
      var curr_index = {
        ln: cur.line,
        pos: cur.ch,
      };
      while (repeat > 0) {
        if (dir < 0) {
          curr_index = reverse(cm, curr_index.ln, curr_index.pos, dir);
        } else {
          curr_index = forward(cm, curr_index.ln, curr_index.pos, dir);
        }
        repeat--;
      }
      return new Pos(curr_index.ln, curr_index.pos);
    }
    function findSentence(cm, cur, repeat, dir) {
      function nextChar(cm, idx) {
        if (idx.pos + idx.dir < 0 || idx.pos + idx.dir >= idx.line.length) {
          idx.ln += idx.dir;
          if (!isLine(cm, idx.ln)) {
            idx.line = null;
            idx.ln = null;
            idx.pos = null;
            return;
          }
          idx.line = cm.getLine(idx.ln);
          idx.pos = idx.dir > 0 ? 0 : idx.line.length - 1;
        } else {
          idx.pos += idx.dir;
        }
      }
      function forward(cm, ln, pos, dir) {
        var line = cm.getLine(ln);
        var stop = line === '';
        var curr = {
          line: line,
          ln: ln,
          pos: pos,
          dir: dir,
        };
        var last_valid = {
          ln: curr.ln,
          pos: curr.pos,
        };
        var skip_empty_lines = curr.line === '';
        nextChar(cm, curr);
        while (curr.line !== null) {
          last_valid.ln = curr.ln;
          last_valid.pos = curr.pos;
          if (curr.line === '' && !skip_empty_lines) {
            return { ln: curr.ln, pos: curr.pos };
          } else if (stop && curr.line !== '' && !isWhiteSpaceString(curr.line[curr.pos])) {
            return { ln: curr.ln, pos: curr.pos };
          } else if (
            isEndOfSentenceSymbol(curr.line[curr.pos]) &&
            !stop &&
            (curr.pos === curr.line.length - 1 || isWhiteSpaceString(curr.line[curr.pos + 1]))
          ) {
            stop = true;
          }
          nextChar(cm, curr);
        }
        var line = cm.getLine(last_valid.ln);
        last_valid.pos = 0;
        for (var i = line.length - 1; i >= 0; --i) {
          if (!isWhiteSpaceString(line[i])) {
            last_valid.pos = i;
            break;
          }
        }
        return last_valid;
      }
      function reverse(cm, ln, pos, dir) {
        var line = cm.getLine(ln);
        var curr = {
          line: line,
          ln: ln,
          pos: pos,
          dir: dir,
        };
        var last_valid = {
          ln: curr.ln,
          pos: null,
        };
        var skip_empty_lines = curr.line === '';
        nextChar(cm, curr);
        while (curr.line !== null) {
          if (curr.line === '' && !skip_empty_lines) {
            if (last_valid.pos !== null) {
              return last_valid;
            } else {
              return { ln: curr.ln, pos: curr.pos };
            }
          } else if (
            isEndOfSentenceSymbol(curr.line[curr.pos]) &&
            last_valid.pos !== null &&
            !(curr.ln === last_valid.ln && curr.pos + 1 === last_valid.pos)
          ) {
            return last_valid;
          } else if (curr.line !== '' && !isWhiteSpaceString(curr.line[curr.pos])) {
            skip_empty_lines = false;
            last_valid = { ln: curr.ln, pos: curr.pos };
          }
          nextChar(cm, curr);
        }
        var line = cm.getLine(last_valid.ln);
        last_valid.pos = 0;
        for (var i = 0; i < line.length; ++i) {
          if (!isWhiteSpaceString(line[i])) {
            last_valid.pos = i;
            break;
          }
        }
        return last_valid;
      }
      var curr_index = {
        ln: cur.line,
        pos: cur.ch,
      };
      while (repeat > 0) {
        if (dir < 0) {
          curr_index = reverse(cm, curr_index.ln, curr_index.pos, dir);
        } else {
          curr_index = forward(cm, curr_index.ln, curr_index.pos, dir);
        }
        repeat--;
      }
      return new Pos(curr_index.ln, curr_index.pos);
    }
    function selectCompanionObject(cm, head, symb, inclusive) {
      var cur = head,
        start,
        end;
      var bracketRegexp = {
        '(': /[()]/,
        ')': /[()]/,
        '[': /[[\]]/,
        ']': /[[\]]/,
        '{': /[{}]/,
        '}': /[{}]/,
        '<': /[<>]/,
        '>': /[<>]/,
      }[symb];
      var openSym = {
        '(': '(',
        ')': '(',
        '[': '[',
        ']': '[',
        '{': '{',
        '}': '{',
        '<': '<',
        '>': '<',
      }[symb];
      var curChar = cm.getLine(cur.line).charAt(cur.ch);
      var offset = curChar === openSym ? 1 : 0;
      start = cm.scanForBracket(new Pos(cur.line, cur.ch + offset), -1, undefined, { bracketRegex: bracketRegexp });
      end = cm.scanForBracket(new Pos(cur.line, cur.ch + offset), 1, undefined, { bracketRegex: bracketRegexp });
      if (!start || !end) {
        return { start: cur, end: cur };
      }
      start = start.pos;
      end = end.pos;
      if ((start.line == end.line && start.ch > end.ch) || start.line > end.line) {
        var tmp = start;
        start = end;
        end = tmp;
      }
      if (inclusive) {
        end.ch += 1;
      } else {
        start.ch += 1;
      }
      return { start: start, end: end };
    }
    function findBeginningAndEnd(cm, head, symb, inclusive) {
      var cur = copyCursor(head);
      var line = cm.getLine(cur.line);
      var chars = line.split('');
      var start, end, i, len;
      var firstIndex = chars.indexOf(symb);
      if (cur.ch < firstIndex) {
        cur.ch = firstIndex;
      } else if (firstIndex < cur.ch && chars[cur.ch] == symb) {
        end = cur.ch; // assign end to the current cursor
        --cur.ch; // make sure to look backwards
      }
      if (chars[cur.ch] == symb && !end) {
        start = cur.ch + 1; // assign start to ahead of the cursor
      } else {
        for (i = cur.ch; i > -1 && !start; i--) {
          if (chars[i] == symb) {
            start = i + 1;
          }
        }
      }
      if (start && !end) {
        for (i = start, len = chars.length; i < len && !end; i++) {
          if (chars[i] == symb) {
            end = i;
          }
        }
      }
      if (!start || !end) {
        return { start: cur, end: cur };
      }
      if (inclusive) {
        --start;
        ++end;
      }
      return {
        start: new Pos(cur.line, start),
        end: new Pos(cur.line, end),
      };
    }
    defineOption('pcre', true, 'boolean');
    function SearchState() {}
    SearchState.prototype = {
      getQuery: function () {
        return vimGlobalState.query;
      },
      setQuery: function (query) {
        vimGlobalState.query = query;
      },
      getOverlay: function () {
        return this.searchOverlay;
      },
      setOverlay: function (overlay) {
        this.searchOverlay = overlay;
      },
      isReversed: function () {
        return vimGlobalState.isReversed;
      },
      setReversed: function (reversed) {
        vimGlobalState.isReversed = reversed;
      },
      getScrollbarAnnotate: function () {
        return this.annotate;
      },
      setScrollbarAnnotate: function (annotate) {
        this.annotate = annotate;
      },
    };
    function getSearchState(cm) {
      var vim = cm.state.vim;
      return vim.searchState_ || (vim.searchState_ = new SearchState());
    }
    function splitBySlash(argString) {
      return splitBySeparator(argString, '/');
    }
    function findUnescapedSlashes(argString) {
      return findUnescapedSeparators(argString, '/');
    }
    function splitBySeparator(argString, separator) {
      var slashes = findUnescapedSeparators(argString, separator) || [];
      if (!slashes.length) return [];
      var tokens = [];
      if (slashes[0] !== 0) return;
      for (var i = 0; i < slashes.length; i++) {
        if (typeof slashes[i] == 'number') tokens.push(argString.substring(slashes[i] + 1, slashes[i + 1]));
      }
      return tokens;
    }
    function findUnescapedSeparators(str, separator) {
      if (!separator) separator = '/';
      var escapeNextChar = false;
      var slashes = [];
      for (var i = 0; i < str.length; i++) {
        var c = str.charAt(i);
        if (!escapeNextChar && c == separator) {
          slashes.push(i);
        }
        escapeNextChar = !escapeNextChar && c == '\\';
      }
      return slashes;
    }
    function translateRegex(str) {
      var specials = '|(){';
      var unescape = '}';
      var escapeNextChar = false;
      var out = [];
      for (var i = -1; i < str.length; i++) {
        var c = str.charAt(i) || '';
        var n = str.charAt(i + 1) || '';
        var specialComesNext = n && specials.indexOf(n) != -1;
        if (escapeNextChar) {
          if (c !== '\\' || !specialComesNext) {
            out.push(c);
          }
          escapeNextChar = false;
        } else {
          if (c === '\\') {
            escapeNextChar = true;
            if (n && unescape.indexOf(n) != -1) {
              specialComesNext = true;
            }
            if (!specialComesNext || n === '\\') {
              out.push(c);
            }
          } else {
            out.push(c);
            if (specialComesNext && n !== '\\') {
              out.push('\\');
            }
          }
        }
      }
      return out.join('');
    }
    var charUnescapes = { '\\n': '\n', '\\r': '\r', '\\t': '\t' };
    function translateRegexReplace(str) {
      var escapeNextChar = false;
      var out = [];
      for (var i = -1; i < str.length; i++) {
        var c = str.charAt(i) || '';
        var n = str.charAt(i + 1) || '';
        if (charUnescapes[c + n]) {
          out.push(charUnescapes[c + n]);
          i++;
        } else if (escapeNextChar) {
          out.push(c);
          escapeNextChar = false;
        } else {
          if (c === '\\') {
            escapeNextChar = true;
            if (isNumber(n) || n === '$') {
              out.push('$');
            } else if (n !== '/' && n !== '\\') {
              out.push('\\');
            }
          } else {
            if (c === '$') {
              out.push('$');
            }
            out.push(c);
            if (n === '/') {
              out.push('\\');
            }
          }
        }
      }
      return out.join('');
    }
    var unescapes = { '\\/': '/', '\\\\': '\\', '\\n': '\n', '\\r': '\r', '\\t': '\t', '\\&': '&' };
    function unescapeRegexReplace(str) {
      var stream = new CodeMirror.StringStream(str);
      var output = [];
      while (!stream.eol()) {
        while (stream.peek() && stream.peek() != '\\') {
          output.push(stream.next());
        }
        var matched = false;
        for (var matcher in unescapes) {
          if (stream.match(matcher, true)) {
            matched = true;
            output.push(unescapes[matcher]);
            break;
          }
        }
        if (!matched) {
          output.push(stream.next());
        }
      }
      return output.join('');
    }
    function parseQuery(query, ignoreCase, smartCase) {
      var lastSearchRegister = vimGlobalState.registerController.getRegister('/');
      lastSearchRegister.setText(query);
      if (query instanceof RegExp) {
        return query;
      }
      var slashes = findUnescapedSlashes(query);
      var regexPart;
      var forceIgnoreCase;
      if (!slashes.length) {
        regexPart = query;
      } else {
        regexPart = query.substring(0, slashes[0]);
        var flagsPart = query.substring(slashes[0]);
        forceIgnoreCase = flagsPart.indexOf('i') != -1;
      }
      if (!regexPart) {
        return null;
      }
      if (!getOption('pcre')) {
        regexPart = translateRegex(regexPart);
      }
      if (smartCase) {
        ignoreCase = /^[^A-Z]*$/.test(regexPart);
      }
      var regexp = new RegExp(regexPart, ignoreCase || forceIgnoreCase ? 'im' : 'm');
      return regexp;
    }
    function dom(n) {
      if (typeof n === 'string') n = document.createElement(n);
      for (var a, i = 1; i < arguments.length; i++) {
        if (!(a = arguments[i])) continue;
        if (typeof a !== 'object') a = document.createTextNode(a);
        if (a.nodeType) n.appendChild(a);
        else
          for (var key in a) {
            if (!Object.prototype.hasOwnProperty.call(a, key)) continue;
            if (key[0] === '$') n.style[key.slice(1)] = a[key];
            else n.setAttribute(key, a[key]);
          }
      }
      return n;
    }
    function showConfirm(cm, template) {
      var pre = dom('div', { $color: 'red', $whiteSpace: 'pre', class: 'cm-vim-message' }, template);
      if (cm.openNotification) {
        cm.openNotification(pre, { bottom: true, duration: 5000 });
      } else {
        alert(pre.innerText);
      }
    }
    function makePrompt(prefix, desc) {
      return dom(
        document.createDocumentFragment(),
        dom(
          'span',
          { $fontFamily: 'monospace', $whiteSpace: 'pre' },
          prefix,
          dom('input', { type: 'text', autocorrect: 'off', autocapitalize: 'off', spellcheck: 'false' }),
        ),
        desc && dom('span', { $color: '#888' }, desc),
      );
    }
    function showPrompt(cm, options) {
      var template = makePrompt(options.prefix, options.desc);
      if (cm.openDialog) {
        cm.openDialog(template, options.onClose, {
          onKeyDown: options.onKeyDown,
          onKeyUp: options.onKeyUp,
          bottom: true,
          selectValueOnOpen: false,
          value: options.value,
        });
      } else {
        var shortText = '';
        if (typeof options.prefix != 'string' && options.prefix) shortText += options.prefix.textContent;
        if (options.desc) shortText += ' ' + options.desc;
        options.onClose(prompt(shortText, ''));
      }
    }
    function regexEqual(r1, r2) {
      if (r1 instanceof RegExp && r2 instanceof RegExp) {
        var props = ['global', 'multiline', 'ignoreCase', 'source'];
        for (var i = 0; i < props.length; i++) {
          var prop = props[i];
          if (r1[prop] !== r2[prop]) {
            return false;
          }
        }
        return true;
      }
      return false;
    }
    function updateSearchQuery(cm, rawQuery, ignoreCase, smartCase) {
      if (!rawQuery) {
        return;
      }
      var state = getSearchState(cm);
      var query = parseQuery(rawQuery, !!ignoreCase, !!smartCase);
      if (!query) {
        return;
      }
      highlightSearchMatches(cm, query);
      if (regexEqual(query, state.getQuery())) {
        return query;
      }
      state.setQuery(query);
      return query;
    }
    function searchOverlay(query) {
      if (query.source.charAt(0) == '^') {
        var matchSol = true;
      }
      return {
        token: function (stream) {
          if (matchSol && !stream.sol()) {
            stream.skipToEnd();
            return;
          }
          var match = stream.match(query, false);
          if (match) {
            if (match[0].length == 0) {
              stream.next();
              return 'searching';
            }
            if (!stream.sol()) {
              stream.backUp(1);
              if (!query.exec(stream.next() + match[0])) {
                stream.next();
                return null;
              }
            }
            stream.match(query);
            return 'searching';
          }
          while (!stream.eol()) {
            stream.next();
            if (stream.match(query, false)) break;
          }
        },
        query: query,
      };
    }
    var highlightTimeout = 0;
    function highlightSearchMatches(cm, query) {
      clearTimeout(highlightTimeout);
      highlightTimeout = setTimeout(function () {
        if (!cm.state.vim) return;
        var searchState = getSearchState(cm);
        var overlay = searchState.getOverlay();
        if (!overlay || query != overlay.query) {
          if (overlay) {
            cm.removeOverlay(overlay);
          }
          overlay = searchOverlay(query);
          cm.addOverlay(overlay);
          if (cm.showMatchesOnScrollbar) {
            if (searchState.getScrollbarAnnotate()) {
              searchState.getScrollbarAnnotate().clear();
            }
            searchState.setScrollbarAnnotate(cm.showMatchesOnScrollbar(query));
          }
          searchState.setOverlay(overlay);
        }
      }, 50);
    }
    function findNext(cm, prev, query, repeat) {
      if (repeat === undefined) {
        repeat = 1;
      }
      return cm.operation(function () {
        var pos = cm.getCursor();
        var cursor = cm.getSearchCursor(query, pos);
        for (var i = 0; i < repeat; i++) {
          var found = cursor.find(prev);
          if (i == 0 && found && cursorEqual(cursor.from(), pos)) {
            var lastEndPos = prev ? cursor.from() : cursor.to();
            found = cursor.find(prev);
            if (found && !found[0] && cursorEqual(cursor.from(), lastEndPos)) {
              if (cm.getLine(lastEndPos.line).length == lastEndPos.ch) found = cursor.find(prev);
            }
          }
          if (!found) {
            cursor = cm.getSearchCursor(query, prev ? new Pos(cm.lastLine()) : new Pos(cm.firstLine(), 0));
            if (!cursor.find(prev)) {
              return;
            }
          }
        }
        return cursor.from();
      });
    }
    function findNextFromAndToInclusive(cm, prev, query, repeat, vim) {
      if (repeat === undefined) {
        repeat = 1;
      }
      return cm.operation(function () {
        var pos = cm.getCursor();
        var cursor = cm.getSearchCursor(query, pos);
        var found = cursor.find(!prev);
        if (!vim.visualMode && found && cursorEqual(cursor.from(), pos)) {
          cursor.find(!prev);
        }
        for (var i = 0; i < repeat; i++) {
          found = cursor.find(prev);
          if (!found) {
            cursor = cm.getSearchCursor(query, prev ? new Pos(cm.lastLine()) : new Pos(cm.firstLine(), 0));
            if (!cursor.find(prev)) {
              return;
            }
          }
        }
        return [cursor.from(), cursor.to()];
      });
    }
    function clearSearchHighlight(cm) {
      var state = getSearchState(cm);
      cm.removeOverlay(getSearchState(cm).getOverlay());
      state.setOverlay(null);
      if (state.getScrollbarAnnotate()) {
        state.getScrollbarAnnotate().clear();
        state.setScrollbarAnnotate(null);
      }
    }
    function isInRange(pos, start, end) {
      if (typeof pos != 'number') {
        pos = pos.line;
      }
      if (start instanceof Array) {
        return inArray(pos, start);
      } else {
        if (typeof end == 'number') {
          return pos >= start && pos <= end;
        } else {
          return pos == start;
        }
      }
    }
    function getUserVisibleLines(cm) {
      var renderer = cm.ace.renderer;
      return {
        top: renderer.getFirstFullyVisibleRow(),
        bottom: renderer.getLastFullyVisibleRow(),
      };
    }
    function getMarkPos(cm, vim, markName) {
      if (markName == "'" || markName == '`') {
        return vimGlobalState.jumpList.find(cm, -1) || new Pos(0, 0);
      } else if (markName == '.') {
        return getLastEditPos(cm);
      }
      var mark = vim.marks[markName];
      return mark && mark.find();
    }
    function getLastEditPos(cm) {
      var undoManager = cm.ace.session.$undoManager;
      if (undoManager && undoManager.$lastDelta) return toCmPos(undoManager.$lastDelta.end);
    }
    var ExCommandDispatcher = function () {
      this.buildCommandMap_();
    };
    ExCommandDispatcher.prototype = {
      processCommand: function (cm, input, opt_params) {
        var that = this;
        cm.operation(function () {
          cm.curOp.isVimOp = true;
          that._processCommand(cm, input, opt_params);
        });
      },
      _processCommand: function (cm, input, opt_params) {
        var vim = cm.state.vim;
        var commandHistoryRegister = vimGlobalState.registerController.getRegister(':');
        var previousCommand = commandHistoryRegister.toString();
        if (vim.visualMode) {
          exitVisualMode(cm);
        }
        var inputStream = new CodeMirror.StringStream(input);
        commandHistoryRegister.setText(input);
        var params = opt_params || {};
        params.input = input;
        try {
          this.parseInput_(cm, inputStream, params);
        } catch (e) {
          showConfirm(cm, e.toString());
          throw e;
        }
        var command;
        var commandName;
        if (!params.commandName) {
          if (params.line !== undefined) {
            commandName = 'move';
          }
        } else {
          command = this.matchCommand_(params.commandName);
          if (command) {
            commandName = command.name;
            if (command.excludeFromCommandHistory) {
              commandHistoryRegister.setText(previousCommand);
            }
            this.parseCommandArgs_(inputStream, params, command);
            if (command.type == 'exToKey') {
              for (var i = 0; i < command.toKeys.length; i++) {
                vimApi.handleKey(cm, command.toKeys[i], 'mapping');
              }
              return;
            } else if (command.type == 'exToEx') {
              this.processCommand(cm, command.toInput);
              return;
            }
          }
        }
        if (!commandName) {
          showConfirm(cm, 'Not an editor command ":' + input + '"');
          return;
        }
        try {
          exCommands[commandName](cm, params);
          if ((!command || !command.possiblyAsync) && params.callback) {
            params.callback();
          }
        } catch (e) {
          showConfirm(cm, e.toString());
          throw e;
        }
      },
      parseInput_: function (cm, inputStream, result) {
        inputStream.eatWhile(':');
        if (inputStream.eat('%')) {
          result.line = cm.firstLine();
          result.lineEnd = cm.lastLine();
        } else {
          result.line = this.parseLineSpec_(cm, inputStream);
          if (result.line !== undefined && inputStream.eat(',')) {
            result.lineEnd = this.parseLineSpec_(cm, inputStream);
          }
        }
        var commandMatch = inputStream.match(/^(\w+|!!|@@|[!#&*<=>@~])/);
        if (commandMatch) {
          result.commandName = commandMatch[1];
        } else {
          result.commandName = inputStream.match(/.*/)[0];
        }
        return result;
      },
      parseLineSpec_: function (cm, inputStream) {
        var numberMatch = inputStream.match(/^(\d+)/);
        if (numberMatch) {
          return parseInt(numberMatch[1], 10) - 1;
        }
        switch (inputStream.next()) {
          case '.':
            return this.parseLineSpecOffset_(inputStream, cm.getCursor().line);
          case '$':
            return this.parseLineSpecOffset_(inputStream, cm.lastLine());
          case "'":
            var markName = inputStream.next();
            var markPos = getMarkPos(cm, cm.state.vim, markName);
            if (!markPos) throw new Error('Mark not set');
            return this.parseLineSpecOffset_(inputStream, markPos.line);
          case '-':
          case '+':
            inputStream.backUp(1);
            return this.parseLineSpecOffset_(inputStream, cm.getCursor().line);
          default:
            inputStream.backUp(1);
            return undefined;
        }
      },
      parseLineSpecOffset_: function (inputStream, line) {
        var offsetMatch = inputStream.match(/^([+-])?(\d+)/);
        if (offsetMatch) {
          var offset = parseInt(offsetMatch[2], 10);
          if (offsetMatch[1] == '-') {
            line -= offset;
          } else {
            line += offset;
          }
        }
        return line;
      },
      parseCommandArgs_: function (inputStream, params, command) {
        if (inputStream.eol()) {
          return;
        }
        params.argString = inputStream.match(/.*/)[0];
        var delim = command.argDelimiter || /\s+/;
        var args = trim(params.argString).split(delim);
        if (args.length && args[0]) {
          params.args = args;
        }
      },
      matchCommand_: function (commandName) {
        for (var i = commandName.length; i > 0; i--) {
          var prefix = commandName.substring(0, i);
          if (this.commandMap_[prefix]) {
            var command = this.commandMap_[prefix];
            if (command.name.indexOf(commandName) === 0) {
              return command;
            }
          }
        }
        return null;
      },
      buildCommandMap_: function () {
        this.commandMap_ = {};
        for (var i = 0; i < defaultExCommandMap.length; i++) {
          var command = defaultExCommandMap[i];
          var key = command.shortName || command.name;
          this.commandMap_[key] = command;
        }
      },
      map: function (lhs, rhs, ctx) {
        if (lhs != ':' && lhs.charAt(0) == ':') {
          if (ctx) {
            throw Error('Mode not supported for ex mappings');
          }
          var commandName = lhs.substring(1);
          if (rhs != ':' && rhs.charAt(0) == ':') {
            this.commandMap_[commandName] = {
              name: commandName,
              type: 'exToEx',
              toInput: rhs.substring(1),
              user: true,
            };
          } else {
            this.commandMap_[commandName] = {
              name: commandName,
              type: 'exToKey',
              toKeys: rhs,
              user: true,
            };
          }
        } else {
          if (rhs != ':' && rhs.charAt(0) == ':') {
            var mapping = {
              keys: lhs,
              type: 'keyToEx',
              exArgs: { input: rhs.substring(1) },
            };
            if (ctx) {
              mapping.context = ctx;
            }
            defaultKeymap.unshift(mapping);
          } else {
            var mapping = {
              keys: lhs,
              type: 'keyToKey',
              toKeys: rhs,
            };
            if (ctx) {
              mapping.context = ctx;
            }
            defaultKeymap.unshift(mapping);
          }
        }
      },
      unmap: function (lhs, ctx) {
        if (lhs != ':' && lhs.charAt(0) == ':') {
          if (ctx) {
            throw Error('Mode not supported for ex mappings');
          }
          var commandName = lhs.substring(1);
          if (this.commandMap_[commandName] && this.commandMap_[commandName].user) {
            delete this.commandMap_[commandName];
            return true;
          }
        } else {
          var keys = lhs;
          for (var i = 0; i < defaultKeymap.length; i++) {
            if (keys == defaultKeymap[i].keys && defaultKeymap[i].context === ctx) {
              defaultKeymap.splice(i, 1);
              return true;
            }
          }
        }
      },
    };
    var exCommands = {
      colorscheme: function (cm, params) {
        if (!params.args || params.args.length < 1) {
          showConfirm(cm, cm.getOption('theme'));
          return;
        }
        cm.setOption('theme', params.args[0]);
      },
      map: function (cm, params, ctx) {
        var mapArgs = params.args;
        if (!mapArgs || mapArgs.length < 2) {
          if (cm) {
            showConfirm(cm, 'Invalid mapping: ' + params.input);
          }
          return;
        }
        exCommandDispatcher.map(mapArgs[0], mapArgs[1], ctx);
      },
      imap: function (cm, params) {
        this.map(cm, params, 'insert');
      },
      nmap: function (cm, params) {
        this.map(cm, params, 'normal');
      },
      vmap: function (cm, params) {
        this.map(cm, params, 'visual');
      },
      unmap: function (cm, params, ctx) {
        var mapArgs = params.args;
        if (!mapArgs || mapArgs.length < 1 || !exCommandDispatcher.unmap(mapArgs[0], ctx)) {
          if (cm) {
            showConfirm(cm, 'No such mapping: ' + params.input);
          }
        }
      },
      move: function (cm, params) {
        commandDispatcher.processCommand(cm, cm.state.vim, {
          type: 'motion',
          motion: 'moveToLineOrEdgeOfDocument',
          motionArgs: { forward: false, explicitRepeat: true, linewise: true },
          repeatOverride: params.line + 1,
        });
      },
      set: function (cm, params) {
        var setArgs = params.args;
        var setCfg = params.setCfg || {};
        if (!setArgs || setArgs.length < 1) {
          if (cm) {
            showConfirm(cm, 'Invalid mapping: ' + params.input);
          }
          return;
        }
        var expr = setArgs[0].split('=');
        var optionName = expr[0];
        var value = expr[1];
        var forceGet = false;
        if (optionName.charAt(optionName.length - 1) == '?') {
          if (value) {
            throw Error('Trailing characters: ' + params.argString);
          }
          optionName = optionName.substring(0, optionName.length - 1);
          forceGet = true;
        }
        if (value === undefined && optionName.substring(0, 2) == 'no') {
          optionName = optionName.substring(2);
          value = false;
        }
        var optionIsBoolean = options[optionName] && options[optionName].type == 'boolean';
        if (optionIsBoolean && value == undefined) {
          value = true;
        }
        if ((!optionIsBoolean && value === undefined) || forceGet) {
          var oldValue = getOption(optionName, cm, setCfg);
          if (oldValue instanceof Error) {
            showConfirm(cm, oldValue.message);
          } else if (oldValue === true || oldValue === false) {
            showConfirm(cm, ' ' + (oldValue ? '' : 'no') + optionName);
          } else {
            showConfirm(cm, '  ' + optionName + '=' + oldValue);
          }
        } else {
          var setOptionReturn = setOption(optionName, value, cm, setCfg);
          if (setOptionReturn instanceof Error) {
            showConfirm(cm, setOptionReturn.message);
          }
        }
      },
      setlocal: function (cm, params) {
        params.setCfg = { scope: 'local' };
        this.set(cm, params);
      },
      setglobal: function (cm, params) {
        params.setCfg = { scope: 'global' };
        this.set(cm, params);
      },
      registers: function (cm, params) {
        var regArgs = params.args;
        var registers = vimGlobalState.registerController.registers;
        var regInfo = '----------Registers----------\n\n';
        if (!regArgs) {
          for (var registerName in registers) {
            var text = registers[registerName].toString();
            if (text.length) {
              regInfo += '"' + registerName + '    ' + text + '\n';
            }
          }
        } else {
          var registerName;
          regArgs = regArgs.join('');
          for (var i = 0; i < regArgs.length; i++) {
            registerName = regArgs.charAt(i);
            if (!vimGlobalState.registerController.isValidRegister(registerName)) {
              continue;
            }
            var register = registers[registerName] || new Register();
            regInfo += '"' + registerName + '    ' + register.toString() + '\n';
          }
        }
        showConfirm(cm, regInfo);
      },
      sort: function (cm, params) {
        var reverse, ignoreCase, unique, number, pattern;
        function parseArgs() {
          if (params.argString) {
            var args = new CodeMirror.StringStream(params.argString);
            if (args.eat('!')) {
              reverse = true;
            }
            if (args.eol()) {
              return;
            }
            if (!args.eatSpace()) {
              return 'Invalid arguments';
            }
            var opts = args.match(/([dinuox]+)?\s*(\/.+\/)?\s*/);
            if (!opts && !args.eol()) {
              return 'Invalid arguments';
            }
            if (opts[1]) {
              ignoreCase = opts[1].indexOf('i') != -1;
              unique = opts[1].indexOf('u') != -1;
              var decimal = opts[1].indexOf('d') != -1 || (opts[1].indexOf('n') != -1 && 1);
              var hex = opts[1].indexOf('x') != -1 && 1;
              var octal = opts[1].indexOf('o') != -1 && 1;
              if (decimal + hex + octal > 1) {
                return 'Invalid arguments';
              }
              number = (decimal && 'decimal') || (hex && 'hex') || (octal && 'octal');
            }
            if (opts[2]) {
              pattern = new RegExp(opts[2].substr(1, opts[2].length - 2), ignoreCase ? 'i' : '');
            }
          }
        }
        var err = parseArgs();
        if (err) {
          showConfirm(cm, err + ': ' + params.argString);
          return;
        }
        var lineStart = params.line || cm.firstLine();
        var lineEnd = params.lineEnd || params.line || cm.lastLine();
        if (lineStart == lineEnd) {
          return;
        }
        var curStart = new Pos(lineStart, 0);
        var curEnd = new Pos(lineEnd, lineLength(cm, lineEnd));
        var text = cm.getRange(curStart, curEnd).split('\n');
        var numberRegex = pattern
          ? pattern
          : number == 'decimal'
          ? /(-?)([\d]+)/
          : number == 'hex'
          ? /(-?)(?:0x)?([0-9a-f]+)/i
          : number == 'octal'
          ? /([0-7]+)/
          : null;
        var radix = number == 'decimal' ? 10 : number == 'hex' ? 16 : number == 'octal' ? 8 : null;
        var numPart = [],
          textPart = [];
        if (number || pattern) {
          for (var i = 0; i < text.length; i++) {
            var matchPart = pattern ? text[i].match(pattern) : null;
            if (matchPart && matchPart[0] != '') {
              numPart.push(matchPart);
            } else if (!pattern && numberRegex.exec(text[i])) {
              numPart.push(text[i]);
            } else {
              textPart.push(text[i]);
            }
          }
        } else {
          textPart = text;
        }
        function compareFn(a, b) {
          if (reverse) {
            var tmp;
            tmp = a;
            a = b;
            b = tmp;
          }
          if (ignoreCase) {
            a = a.toLowerCase();
            b = b.toLowerCase();
          }
          var anum = number && numberRegex.exec(a);
          var bnum = number && numberRegex.exec(b);
          if (!anum) {
            return a < b ? -1 : 1;
          }
          anum = parseInt((anum[1] + anum[2]).toLowerCase(), radix);
          bnum = parseInt((bnum[1] + bnum[2]).toLowerCase(), radix);
          return anum - bnum;
        }
        function comparePatternFn(a, b) {
          if (reverse) {
            var tmp;
            tmp = a;
            a = b;
            b = tmp;
          }
          if (ignoreCase) {
            a[0] = a[0].toLowerCase();
            b[0] = b[0].toLowerCase();
          }
          return a[0] < b[0] ? -1 : 1;
        }
        numPart.sort(pattern ? comparePatternFn : compareFn);
        if (pattern) {
          for (var i = 0; i < numPart.length; i++) {
            numPart[i] = numPart[i].input;
          }
        } else if (!number) {
          textPart.sort(compareFn);
        }
        text = !reverse ? textPart.concat(numPart) : numPart.concat(textPart);
        if (unique) {
          // Remove duplicate lines
          var textOld = text;
          var lastLine;
          text = [];
          for (var i = 0; i < textOld.length; i++) {
            if (textOld[i] != lastLine) {
              text.push(textOld[i]);
            }
            lastLine = textOld[i];
          }
        }
        cm.replaceRange(text.join('\n'), curStart, curEnd);
      },
      vglobal: function (cm, params) {
        this.global(cm, params);
      },
      global: function (cm, params) {
        var argString = params.argString;
        if (!argString) {
          showConfirm(cm, 'Regular Expression missing from global');
          return;
        }
        var inverted = params.commandName[0] === 'v';
        var lineStart = params.line !== undefined ? params.line : cm.firstLine();
        var lineEnd = params.lineEnd || params.line || cm.lastLine();
        var tokens = splitBySlash(argString);
        var regexPart = argString,
          cmd;
        if (tokens.length) {
          regexPart = tokens[0];
          cmd = tokens.slice(1, tokens.length).join('/');
        }
        if (regexPart) {
          try {
            updateSearchQuery(cm, regexPart, true /** ignoreCase */, true /** smartCase */);
          } catch (e) {
            showConfirm(cm, 'Invalid regex: ' + regexPart);
            return;
          }
        }
        var query = getSearchState(cm).getQuery();
        var matchedLines = [];
        for (var i = lineStart; i <= lineEnd; i++) {
          var line = cm.getLineHandle(i);
          var matched = query.test(line.text);
          if (matched !== inverted) {
            matchedLines.push(cmd ? line : line.text);
          }
        }
        if (!cmd) {
          showConfirm(cm, matchedLines.join('\n'));
          return;
        }
        var index = 0;
        var nextCommand = function () {
          if (index < matchedLines.length) {
            var line = matchedLines[index++];
            var lineNum = cm.getLineNumber(line);
            if (lineNum == null) {
              nextCommand();
              return;
            }
            var command = lineNum + 1 + cmd;
            exCommandDispatcher.processCommand(cm, command, {
              callback: nextCommand,
            });
          }
        };
        nextCommand();
      },
      substitute: function (cm, params) {
        if (!cm.getSearchCursor) {
          throw new Error(
            'Search feature not available. Requires searchcursor.js or ' + 'any other getSearchCursor implementation.',
          );
        }
        var argString = params.argString;
        var tokens = argString ? splitBySeparator(argString, argString[0]) : [];
        var regexPart,
          replacePart = '',
          trailing,
          flagsPart,
          count;
        var confirm = false; // Whether to confirm each replace.
        var global = false; // True to replace all instances on a line, false to replace only 1.
        if (tokens.length) {
          regexPart = tokens[0];
          if (getOption('pcre') && regexPart !== '') {
            regexPart = new RegExp(regexPart).source; //normalize not escaped characters
          }
          replacePart = tokens[1];
          if (replacePart !== undefined) {
            if (getOption('pcre')) {
              replacePart = unescapeRegexReplace(replacePart.replace(/([^\\])&/g, '$1$$&'));
            } else {
              replacePart = translateRegexReplace(replacePart);
            }
            vimGlobalState.lastSubstituteReplacePart = replacePart;
          }
          trailing = tokens[2] ? tokens[2].split(' ') : [];
        } else {
          if (argString && argString.length) {
            showConfirm(cm, 'Substitutions should be of the form ' + ':s/pattern/replace/');
            return;
          }
        }
        if (trailing) {
          flagsPart = trailing[0];
          count = parseInt(trailing[1]);
          if (flagsPart) {
            if (flagsPart.indexOf('c') != -1) {
              confirm = true;
            }
            if (flagsPart.indexOf('g') != -1) {
              global = true;
            }
            if (getOption('pcre')) {
              regexPart = regexPart + '/' + flagsPart;
            } else {
              regexPart = regexPart.replace(/\//g, '\\/') + '/' + flagsPart;
            }
          }
        }
        if (regexPart) {
          try {
            updateSearchQuery(cm, regexPart, true /** ignoreCase */, true /** smartCase */);
          } catch (e) {
            showConfirm(cm, 'Invalid regex: ' + regexPart);
            return;
          }
        }
        replacePart = replacePart || vimGlobalState.lastSubstituteReplacePart;
        if (replacePart === undefined) {
          showConfirm(cm, 'No previous substitute regular expression');
          return;
        }
        var state = getSearchState(cm);
        var query = state.getQuery();
        var lineStart = params.line !== undefined ? params.line : cm.getCursor().line;
        var lineEnd = params.lineEnd || lineStart;
        if (lineStart == cm.firstLine() && lineEnd == cm.lastLine()) {
          lineEnd = Infinity;
        }
        if (count) {
          lineStart = lineEnd;
          lineEnd = lineStart + count - 1;
        }
        var startPos = clipCursorToContent(cm, new Pos(lineStart, 0));
        var cursor = cm.getSearchCursor(query, startPos);
        doReplace(cm, confirm, global, lineStart, lineEnd, cursor, query, replacePart, params.callback);
      },
      redo: CodeMirror.commands.redo,
      undo: CodeMirror.commands.undo,
      write: function (cm) {
        if (CodeMirror.commands.save) {
          CodeMirror.commands.save(cm);
        } else if (cm.save) {
          cm.save();
        }
      },
      nohlsearch: function (cm) {
        clearSearchHighlight(cm);
      },
      yank: function (cm) {
        var cur = copyCursor(cm.getCursor());
        var line = cur.line;
        var lineText = cm.getLine(line);
        vimGlobalState.registerController.pushText('0', 'yank', lineText, true, true);
      },
      delmarks: function (cm, params) {
        if (!params.argString || !trim(params.argString)) {
          showConfirm(cm, 'Argument required');
          return;
        }
        var state = cm.state.vim;
        var stream = new CodeMirror.StringStream(trim(params.argString));
        while (!stream.eol()) {
          stream.eatSpace();
          var count = stream.pos;
          if (!stream.match(/[a-zA-Z]/, false)) {
            showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
            return;
          }
          var sym = stream.next();
          if (stream.match('-', true)) {
            if (!stream.match(/[a-zA-Z]/, false)) {
              showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
              return;
            }
            var startMark = sym;
            var finishMark = stream.next();
            if (
              (isLowerCase(startMark) && isLowerCase(finishMark)) ||
              (isUpperCase(startMark) && isUpperCase(finishMark))
            ) {
              var start = startMark.charCodeAt(0);
              var finish = finishMark.charCodeAt(0);
              if (start >= finish) {
                showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
                return;
              }
              for (var j = 0; j <= finish - start; j++) {
                var mark = String.fromCharCode(start + j);
                delete state.marks[mark];
              }
            } else {
              showConfirm(cm, 'Invalid argument: ' + startMark + '-');
              return;
            }
          } else {
            delete state.marks[sym];
          }
        }
      },
    };
    var exCommandDispatcher = new ExCommandDispatcher();
    function doReplace(cm, confirm, global, lineStart, lineEnd, searchCursor, query, replaceWith, callback) {
      cm.state.vim.exMode = true;
      var done = false;
      var lastPos, modifiedLineNumber, joined;
      function replaceAll() {
        cm.operation(function () {
          while (!done) {
            replace();
            next();
          }
          stop();
        });
      }
      function replace() {
        var text = cm.getRange(searchCursor.from(), searchCursor.to());
        var newText = text.replace(query, replaceWith);
        var unmodifiedLineNumber = searchCursor.to().line;
        searchCursor.replace(newText);
        modifiedLineNumber = searchCursor.to().line;
        lineEnd += modifiedLineNumber - unmodifiedLineNumber;
        joined = modifiedLineNumber < unmodifiedLineNumber;
      }
      function findNextValidMatch() {
        var lastMatchTo = lastPos && copyCursor(searchCursor.to());
        var match = searchCursor.findNext();
        if (match && !match[0] && lastMatchTo && cursorEqual(searchCursor.from(), lastMatchTo)) {
          match = searchCursor.findNext();
        }
        return match;
      }
      function next() {
        while (findNextValidMatch() && isInRange(searchCursor.from(), lineStart, lineEnd)) {
          if (!global && searchCursor.from().line == modifiedLineNumber && !joined) {
            continue;
          }
          cm.scrollIntoView(searchCursor.from(), 30);
          cm.setSelection(searchCursor.from(), searchCursor.to());
          lastPos = searchCursor.from();
          done = false;
          return;
        }
        done = true;
      }
      function stop(close) {
        if (close) {
          close();
        }
        cm.focus();
        if (lastPos) {
          cm.setCursor(lastPos);
          var vim = cm.state.vim;
          vim.exMode = false;
          vim.lastHPos = vim.lastHSPos = lastPos.ch;
        }
        if (callback) {
          callback();
        }
      }
      function onPromptKeyDown(e, _value, close) {
        CodeMirror.e_stop(e);
        var keyName = CodeMirror.keyName(e);
        switch (keyName) {
          case 'Y':
            replace();
            next();
            break;
          case 'N':
            next();
            break;
          case 'A':
            var savedCallback = callback;
            callback = undefined;
            cm.operation(replaceAll);
            callback = savedCallback;
            break;
          case 'L':
            replace();
          case 'Q':
          case 'Esc':
          case 'Ctrl-C':
          case 'Ctrl-[':
            stop(close);
            break;
        }
        if (done) {
          stop(close);
        }
        return true;
      }
      next();
      if (done) {
        showConfirm(cm, 'No matches for ' + query.source);
        return;
      }
      if (!confirm) {
        replaceAll();
        if (callback) {
          callback();
        }
        return;
      }
      showPrompt(cm, {
        prefix: dom('span', 'replace with ', dom('strong', replaceWith), ' (y/n/a/q/l)'),
        onKeyDown: onPromptKeyDown,
      });
    }
    CodeMirror.keyMap.vim = {
      attach: attachVimMap,
      detach: detachVimMap,
      call: cmKey,
    };
    function exitInsertMode(cm) {
      var vim = cm.state.vim;
      var macroModeState = vimGlobalState.macroModeState;
      var insertModeChangeRegister = vimGlobalState.registerController.getRegister('.');
      var isPlaying = macroModeState.isPlaying;
      var lastChange = macroModeState.lastInsertModeChanges;
      if (!isPlaying) {
        cm.off('change', onChange);
        CodeMirror.off(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
      }
      if (!isPlaying && vim.insertModeRepeat > 1) {
        repeatLastEdit(cm, vim, vim.insertModeRepeat - 1, true /** repeatForInsert */);
        vim.lastEditInputState.repeatOverride = vim.insertModeRepeat;
      }
      delete vim.insertModeRepeat;
      vim.insertMode = false;
      cm.setCursor(cm.getCursor().line, cm.getCursor().ch - 1);
      cm.setOption('keyMap', 'vim');
      cm.setOption('disableInput', true);
      cm.toggleOverwrite(false); // exit replace mode if we were in it.
      insertModeChangeRegister.setText(lastChange.changes.join(''));
      CodeMirror.signal(cm, 'vim-mode-change', { mode: 'normal' });
      if (macroModeState.isRecording) {
        logInsertModeChange(macroModeState);
      }
    }
    function _mapCommand(command) {
      defaultKeymap.unshift(command);
    }
    function mapCommand(keys, type, name, args, extra) {
      var command = { keys: keys, type: type };
      command[type] = name;
      command[type + 'Args'] = args;
      for (var key in extra) command[key] = extra[key];
      _mapCommand(command);
    }
    defineOption('insertModeEscKeysTimeout', 200, 'number');
    CodeMirror.keyMap['vim-insert'] = {
      fallthrough: ['default'],
      attach: attachVimMap,
      detach: detachVimMap,
      call: cmKey,
    };
    CodeMirror.keyMap['vim-replace'] = {
      Backspace: 'goCharLeft',
      fallthrough: ['vim-insert'],
      attach: attachVimMap,
      detach: detachVimMap,
      call: cmKey,
    };
    function executeMacroRegister(cm, vim, macroModeState, registerName) {
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (registerName == ':') {
        if (register.keyBuffer[0]) {
          exCommandDispatcher.processCommand(cm, register.keyBuffer[0]);
        }
        macroModeState.isPlaying = false;
        return;
      }
      var keyBuffer = register.keyBuffer;
      var imc = 0;
      macroModeState.isPlaying = true;
      macroModeState.replaySearchQueries = register.searchQueries.slice(0);
      for (var i = 0; i < keyBuffer.length; i++) {
        var text = keyBuffer[i];
        var match, key;
        while (text) {
          match = /<\w+-.+?>|<\w+>|./.exec(text);
          key = match[0];
          text = text.substring(match.index + key.length);
          vimApi.handleKey(cm, key, 'macro');
          if (vim.insertMode) {
            var changes = register.insertModeChanges[imc++].changes;
            vimGlobalState.macroModeState.lastInsertModeChanges.changes = changes;
            repeatInsertModeChanges(cm, changes, 1);
            exitInsertMode(cm);
          }
        }
      }
      macroModeState.isPlaying = false;
    }
    function logKey(macroModeState, key) {
      if (macroModeState.isPlaying) {
        return;
      }
      var registerName = macroModeState.latestRegister;
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (register) {
        register.pushText(key);
      }
    }
    function logInsertModeChange(macroModeState) {
      if (macroModeState.isPlaying) {
        return;
      }
      var registerName = macroModeState.latestRegister;
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (register && register.pushInsertModeChanges) {
        register.pushInsertModeChanges(macroModeState.lastInsertModeChanges);
      }
    }
    function logSearchQuery(macroModeState, query) {
      if (macroModeState.isPlaying) {
        return;
      }
      var registerName = macroModeState.latestRegister;
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (register && register.pushSearchQuery) {
        register.pushSearchQuery(query);
      }
    }
    function onChange(cm, changeObj) {
      var macroModeState = vimGlobalState.macroModeState;
      var lastChange = macroModeState.lastInsertModeChanges;
      if (!macroModeState.isPlaying) {
        while (changeObj) {
          lastChange.expectCursorActivityForChange = true;
          if (lastChange.ignoreCount > 1) {
            lastChange.ignoreCount--;
          } else if (
            changeObj.origin == '+input' ||
            changeObj.origin == 'paste' ||
            changeObj.origin === undefined /* only in testing */
          ) {
            var selectionCount = cm.listSelections().length;
            if (selectionCount > 1) lastChange.ignoreCount = selectionCount;
            var text = changeObj.text.join('\n');
            if (lastChange.maybeReset) {
              lastChange.changes = [];
              lastChange.maybeReset = false;
            }
            if (text) {
              if (cm.state.overwrite && !/\n/.test(text)) {
                lastChange.changes.push([text]);
              } else {
                lastChange.changes.push(text);
              }
            }
          }
          changeObj = changeObj.next;
        }
      }
    }
    function onCursorActivity(cm) {
      var vim = cm.state.vim;
      if (vim.insertMode) {
        var macroModeState = vimGlobalState.macroModeState;
        if (macroModeState.isPlaying) {
          return;
        }
        var lastChange = macroModeState.lastInsertModeChanges;
        if (lastChange.expectCursorActivityForChange) {
          lastChange.expectCursorActivityForChange = false;
        } else {
          lastChange.maybeReset = true;
        }
      } else if (!cm.curOp.isVimOp) {
        handleExternalSelection(cm, vim);
      }
    }
    function handleExternalSelection(cm, vim, keepHPos) {
      var anchor = cm.getCursor('anchor');
      var head = cm.getCursor('head');
      if (vim.visualMode && !cm.somethingSelected()) {
        exitVisualMode(cm, false);
      } else if (!vim.visualMode && !vim.insertMode && cm.somethingSelected()) {
        vim.visualMode = true;
        vim.visualLine = false;
        CodeMirror.signal(cm, 'vim-mode-change', { mode: 'visual' });
      }
      if (vim.visualMode) {
        var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0;
        var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0;
        head = offsetCursor(head, 0, headOffset);
        anchor = offsetCursor(anchor, 0, anchorOffset);
        vim.sel = {
          anchor: anchor,
          head: head,
        };
        updateMark(cm, vim, '<', cursorMin(head, anchor));
        updateMark(cm, vim, '>', cursorMax(head, anchor));
      } else if (!vim.insertMode && !keepHPos) {
        vim.lastHPos = cm.getCursor().ch;
      }
    }
    function InsertModeKey(keyName) {
      this.keyName = keyName;
    }
    function onKeyEventTargetKeyDown(e) {
      var macroModeState = vimGlobalState.macroModeState;
      var lastChange = macroModeState.lastInsertModeChanges;
      var keyName = CodeMirror.keyName(e);
      if (!keyName) {
        return;
      }
      function onKeyFound() {
        if (lastChange.maybeReset) {
          lastChange.changes = [];
          lastChange.maybeReset = false;
        }
        lastChange.changes.push(new InsertModeKey(keyName));
        return true;
      }
      if (keyName.indexOf('Delete') != -1 || keyName.indexOf('Backspace') != -1) {
        CodeMirror.lookupKey(keyName, 'vim-insert', onKeyFound);
      }
    }
    function repeatLastEdit(cm, vim, repeat, repeatForInsert) {
      var macroModeState = vimGlobalState.macroModeState;
      macroModeState.isPlaying = true;
      var isAction = !!vim.lastEditActionCommand;
      var cachedInputState = vim.inputState;
      function repeatCommand() {
        if (isAction) {
          commandDispatcher.processAction(cm, vim, vim.lastEditActionCommand);
        } else {
          commandDispatcher.evalInput(cm, vim);
        }
      }
      function repeatInsert(repeat) {
        if (macroModeState.lastInsertModeChanges.changes.length > 0) {
          repeat = !vim.lastEditActionCommand ? 1 : repeat;
          var changeObject = macroModeState.lastInsertModeChanges;
          repeatInsertModeChanges(cm, changeObject.changes, repeat);
        }
      }
      vim.inputState = vim.lastEditInputState;
      if (isAction && vim.lastEditActionCommand.interlaceInsertRepeat) {
        for (var i = 0; i < repeat; i++) {
          repeatCommand();
          repeatInsert(1);
        }
      } else {
        if (!repeatForInsert) {
          repeatCommand();
        }
        repeatInsert(repeat);
      }
      vim.inputState = cachedInputState;
      if (vim.insertMode && !repeatForInsert) {
        exitInsertMode(cm);
      }
      macroModeState.isPlaying = false;
    }
    function repeatInsertModeChanges(cm, changes, repeat) {
      function keyHandler(binding) {
        if (typeof binding == 'string') {
          CodeMirror.commands[binding](cm);
        } else {
          binding(cm);
        }
        return true;
      }
      var head = cm.getCursor('head');
      var visualBlock = vimGlobalState.macroModeState.lastInsertModeChanges.visualBlock;
      if (visualBlock) {
        selectForInsert(cm, head, visualBlock + 1);
        repeat = cm.listSelections().length;
        cm.setCursor(head);
      }
      for (var i = 0; i < repeat; i++) {
        if (visualBlock) {
          cm.setCursor(offsetCursor(head, i, 0));
        }
        for (var j = 0; j < changes.length; j++) {
          var change = changes[j];
          if (change instanceof InsertModeKey) {
            CodeMirror.lookupKey(change.keyName, 'vim-insert', keyHandler);
          } else if (typeof change == 'string') {
            cm.replaceSelection(change);
          } else {
            var start = cm.getCursor();
            var end = offsetCursor(start, 0, change[0].length);
            cm.replaceRange(change[0], start, end);
            cm.setCursor(end);
          }
        }
      }
      if (visualBlock) {
        cm.setCursor(offsetCursor(head, 0, 1));
      }
    }
    resetVimGlobalState();
    CodeMirror.Vim = vimApi;
    var specialKey = {
      return: 'CR',
      backspace: 'BS',
      delete: 'Del',
      esc: 'Esc',
      left: 'Left',
      right: 'Right',
      up: 'Up',
      down: 'Down',
      space: 'Space',
      insert: 'Ins',
      home: 'Home',
      end: 'End',
      pageup: 'PageUp',
      pagedown: 'PageDown',
      enter: 'CR',
    };
    function lookupKey(hashId, key, e) {
      if (key.length > 1 && key[0] == 'n') {
        key = key.replace('numpad', '');
      }
      key = specialKey[key] || key;
      var name = '';
      if (e.ctrlKey) {
        name += 'C-';
      }
      if (e.altKey) {
        name += 'A-';
      }
      if ((name || key.length > 1) && e.shiftKey) {
        name += 'S-';
      }
      name += key;
      if (name.length > 1) {
        name = '<' + name + '>';
      }
      return name;
    }
    var handleKey = vimApi.handleKey.bind(vimApi);
    vimApi.handleKey = function (cm, key, origin) {
      return cm.operation(function () {
        return handleKey(cm, key, origin);
      }, true);
    };
    function cloneVimState(state) {
      var n = new state.constructor();
      Object.keys(state).forEach(function (key) {
        var o = state[key];
        if (Array.isArray(o)) o = o.slice();
        else if (o && typeof o == 'object' && o.constructor != Object) o = cloneVimState(o);
        n[key] = o;
      });
      if (state.sel) {
        n.sel = {
          head: state.sel.head && copyCursor(state.sel.head),
          anchor: state.sel.anchor && copyCursor(state.sel.anchor),
        };
      }
      return n;
    }
    function multiSelectHandleKey(cm, key, origin) {
      var isHandled = false;
      var vim = vimApi.maybeInitVimState_(cm);
      var visualBlock = vim.visualBlock || vim.wasInVisualBlock;
      var wasMultiselect = cm.ace.inMultiSelectMode;
      if (vim.wasInVisualBlock && !wasMultiselect) {
        vim.wasInVisualBlock = false;
      } else if (wasMultiselect && vim.visualBlock) {
        vim.wasInVisualBlock = true;
      }
      if (key == '<Esc>' && !vim.insertMode && !vim.visualMode && wasMultiselect) {
        cm.ace.exitMultiSelectMode();
      } else if (visualBlock || !wasMultiselect || cm.ace.inVirtualSelectionMode) {
        isHandled = vimApi.handleKey(cm, key, origin);
      } else {
        var old = cloneVimState(vim);
        cm.operation(function () {
          cm.ace.forEachSelection(function () {
            var sel = cm.ace.selection;
            cm.state.vim.lastHPos = sel.$desiredColumn == null ? sel.lead.column : sel.$desiredColumn;
            var head = cm.getCursor('head');
            var anchor = cm.getCursor('anchor');
            var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0;
            var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0;
            head = offsetCursor(head, 0, headOffset);
            anchor = offsetCursor(anchor, 0, anchorOffset);
            cm.state.vim.sel.head = head;
            cm.state.vim.sel.anchor = anchor;
            isHandled = handleKey(cm, key, origin);
            sel.$desiredColumn = cm.state.vim.lastHPos == -1 ? null : cm.state.vim.lastHPos;
            if (cm.virtualSelectionMode()) {
              cm.state.vim = cloneVimState(old);
            }
          });
          if (cm.curOp.cursorActivity && !isHandled) cm.curOp.cursorActivity = false;
        }, true);
      }
      if (isHandled && !vim.visualMode && !vim.insert && vim.visualMode != cm.somethingSelected()) {
        handleExternalSelection(cm, vim, true);
      }
      return isHandled;
    }
    exports.CodeMirror = CodeMirror;
    var getVim = vimApi.maybeInitVimState_;
    exports.handler = {
      $id: 'ace/keyboard/vim',
      drawCursor: function (element, pixelPos, config, sel, session) {
        var vim = this.state.vim || {};
        var w = config.characterWidth;
        var h = config.lineHeight;
        var top = pixelPos.top;
        var left = pixelPos.left;
        if (!vim.insertMode) {
          var isbackwards = !sel.cursor
            ? session.selection.isBackwards() || session.selection.isEmpty()
            : Range.comparePoints(sel.cursor, sel.start) <= 0;
          if (!isbackwards && left > w) left -= w;
        }
        if (!vim.insertMode && vim.status) {
          h = h / 2;
          top += h;
        }
        domLib.translate(element, left, top);
        domLib.setStyle(element.style, 'width', w + 'px');
        domLib.setStyle(element.style, 'height', h + 'px');
      },
      $getDirectionForHighlight: function (editor) {
        var cm = editor.state.cm;
        var vim = getVim(cm);
        if (!vim.insertMode) {
          return editor.session.selection.isBackwards() || editor.session.selection.isEmpty();
        }
      },
      handleKeyboard: function (data, hashId, key, keyCode, e) {
        var editor = data.editor;
        var cm = editor.state.cm;
        var vim = getVim(cm);
        if (keyCode == -1) return;
        if (!vim.insertMode) {
          if (hashId == -1) {
            if (key.charCodeAt(0) > 0xff) {
              if (data.inputKey) {
                key = data.inputKey;
                if (key && data.inputHash == 4) key = key.toUpperCase();
              }
            }
            data.inputChar = key;
          } else if (hashId == 4 || hashId == 0) {
            if (data.inputKey == key && data.inputHash == hashId && data.inputChar) {
              key = data.inputChar;
              hashId = -1;
            } else {
              data.inputChar = null;
              data.inputKey = key;
              data.inputHash = hashId;
            }
          } else {
            data.inputChar = data.inputKey = null;
          }
        }
        if (cm.state.overwrite && vim.insertMode && key == 'backspace' && hashId == 0) {
          return { command: 'gotoleft' };
        }
        if (key == 'c' && hashId == 1) {
          // key == "ctrl-c"
          if (!useragent.isMac && editor.getCopyText()) {
            editor.once('copy', function () {
              if (vim.insertMode) editor.selection.clearSelection();
              else
                cm.operation(function () {
                  exitVisualMode(cm);
                });
            });
            return { command: 'null', passEvent: true };
          }
        }
        if (key == 'esc' && !vim.insertMode && !vim.visualMode && !cm.ace.inMultiSelectMode) {
          var searchState = getSearchState(cm);
          var overlay = searchState.getOverlay();
          if (overlay) cm.removeOverlay(overlay);
        }
        if (hashId == -1 || hashId & 1 || (hashId === 0 && key.length > 1)) {
          var insertMode = vim.insertMode;
          var name = lookupKey(hashId, key, e || {});
          if (vim.status == null) vim.status = '';
          var isHandled = multiSelectHandleKey(cm, name, 'user');
          vim = getVim(cm); // may be changed by multiSelectHandleKey
          if (isHandled && vim.status != null) vim.status += name;
          else if (vim.status == null) vim.status = '';
          cm._signal('changeStatus');
          if (!isHandled && (hashId != -1 || insertMode)) return;
          return { command: 'null', passEvent: !isHandled };
        }
      },
      attach: function (editor) {
        if (!editor.state) editor.state = {};
        var cm = new CodeMirror(editor);
        editor.state.cm = cm;
        editor.$vimModeHandler = this;
        CodeMirror.keyMap.vim.attach(cm);
        getVim(cm).status = null;
        cm.on('vim-command-done', function () {
          if (cm.virtualSelectionMode()) return;
          getVim(cm).status = null;
          cm.ace._signal('changeStatus');
          cm.ace.session.markUndoGroup();
        });
        cm.on('changeStatus', function () {
          cm.ace.renderer.updateCursor();
          cm.ace._signal('changeStatus');
        });
        cm.on('vim-mode-change', function () {
          if (cm.virtualSelectionMode()) return;
          updateInputMode();
          cm._signal('changeStatus');
        });
        function updateInputMode() {
          var isIntsert = getVim(cm).insertMode;
          cm.ace.renderer.setStyle('normal-mode', !isIntsert);
          editor.textInput.setCommandMode(!isIntsert);
          editor.renderer.$keepTextAreaAtCursor = isIntsert;
          editor.renderer.$blockCursor = !isIntsert;
        }
        updateInputMode();
        editor.renderer.$cursorLayer.drawCursor = this.drawCursor.bind(cm);
      },
      detach: function (editor) {
        var cm = editor.state.cm;
        CodeMirror.keyMap.vim.detach(cm);
        cm.destroy();
        editor.state.cm = null;
        editor.$vimModeHandler = null;
        editor.renderer.$cursorLayer.drawCursor = null;
        editor.renderer.setStyle('normal-mode', false);
        editor.textInput.setCommandMode(false);
        editor.renderer.$keepTextAreaAtCursor = true;
      },
      getStatusText: function (editor) {
        var cm = editor.state.cm;
        var vim = getVim(cm);
        if (vim.insertMode) return 'INSERT';
        var status = '';
        if (vim.visualMode) {
          status += 'VISUAL';
          if (vim.visualLine) status += ' LINE';
          if (vim.visualBlock) status += ' BLOCK';
        }
        if (vim.status) status += (status ? ' ' : '') + vim.status;
        return status;
      },
    };
    vimApi.defineOption(
      {
        name: 'wrap',
        set: function (value, cm) {
          if (cm) {
            cm.ace.setOption('wrap', value);
          }
        },
        type: 'boolean',
      },
      false,
    );
    vimApi.defineEx('write', 'w', function () {
      console.log(':write is not implemented');
    });
    defaultKeymap.push(
      { keys: 'zc', type: 'action', action: 'fold', actionArgs: { open: false } },
      { keys: 'zC', type: 'action', action: 'fold', actionArgs: { open: false, all: true } },
      { keys: 'zo', type: 'action', action: 'fold', actionArgs: { open: true } },
      { keys: 'zO', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
      { keys: 'za', type: 'action', action: 'fold', actionArgs: { toggle: true } },
      { keys: 'zA', type: 'action', action: 'fold', actionArgs: { toggle: true, all: true } },
      { keys: 'zf', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
      { keys: 'zd', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
      { keys: '<C-A-k>', type: 'action', action: 'aceCommand', actionArgs: { name: 'addCursorAbove' } },
      { keys: '<C-A-j>', type: 'action', action: 'aceCommand', actionArgs: { name: 'addCursorBelow' } },
      { keys: '<C-A-S-k>', type: 'action', action: 'aceCommand', actionArgs: { name: 'addCursorAboveSkipCurrent' } },
      { keys: '<C-A-S-j>', type: 'action', action: 'aceCommand', actionArgs: { name: 'addCursorBelowSkipCurrent' } },
      { keys: '<C-A-h>', type: 'action', action: 'aceCommand', actionArgs: { name: 'selectMoreBefore' } },
      { keys: '<C-A-l>', type: 'action', action: 'aceCommand', actionArgs: { name: 'selectMoreAfter' } },
      { keys: '<C-A-S-h>', type: 'action', action: 'aceCommand', actionArgs: { name: 'selectNextBefore' } },
      { keys: '<C-A-S-l>', type: 'action', action: 'aceCommand', actionArgs: { name: 'selectNextAfter' } },
    );
    defaultKeymap.push({
      keys: 'gq',
      type: 'operator',
      operator: 'hardWrap',
    });
    vimApi.defineOperator('hardWrap', function (cm, operatorArgs, ranges, oldAnchor, newHead) {
      var anchor = ranges[0].anchor.line;
      var head = ranges[0].head.line;
      if (operatorArgs.linewise) head--;
      hardWrap(cm.ace, { startRow: anchor, endRow: head });
      return Pos(head, 0);
    });
    defineOption('textwidth', undefined, 'number', ['tw'], function (width, cm) {
      if (cm === undefined) {
        return;
      }
      if (width === undefined) {
        var value = cm.ace.getOption('printMarginColumn');
        return value;
      } else {
        var column = Math.round(width);
        if (column > 1) {
          cm.ace.setOption('printMarginColumn', column);
        }
      }
    });
    actions.aceCommand = function (cm, actionArgs, vim) {
      cm.vimCmd = actionArgs;
      if (cm.ace.inVirtualSelectionMode) cm.ace.on('beforeEndOperation', delayedExecAceCommand);
      else delayedExecAceCommand(null, cm.ace);
    };
    function delayedExecAceCommand(op, ace) {
      ace.off('beforeEndOperation', delayedExecAceCommand);
      var cmd = ace.state.cm.vimCmd;
      if (cmd) {
        ace.execCommand(cmd.exec ? cmd : cmd.name, cmd.args);
      }
      ace.curOp = ace.prevOp;
    }
    actions.fold = function (cm, actionArgs, vim) {
      cm.ace.execCommand(
        ['toggleFoldWidget', 'toggleFoldWidget', 'foldOther', 'unfoldall'][
          (actionArgs.all ? 2 : 0) + (actionArgs.open ? 1 : 0)
        ],
      );
    };
    exports.handler.defaultKeymap = defaultKeymap;
    exports.handler.actions = actions;
    exports.Vim = vimApi;
  },
);
(function () {
  ace.require(['ace/keyboard/vim'], function (m) {
    if (typeof module == 'object' && typeof exports == 'object' && module) {
      module.exports = m;
    }
  });
})();
